Example usage for org.apache.commons.codec.binary Hex encodeHex

List of usage examples for org.apache.commons.codec.binary Hex encodeHex

Introduction

In this page you can find the example usage for org.apache.commons.codec.binary Hex encodeHex.

Prototype

public static char[] encodeHex(byte[] data) 

Source Link

Document

Converts an array of bytes into an array of characters representing the hexadecimal values of each byte in order.

Usage

From source file:edu.harvard.iq.dataverse.ingest.tabulardata.impl.plugins.sav.SAVFileReader.java

void decodeRecordType2(BufferedInputStream stream) throws IOException {
    dbgLog.fine("decodeRecordType2(): start");
    if (stream == null) {
        throw new IllegalArgumentException("stream == null!");
    }//from  ww w. j  ava 2s .  com

    Map<String, String> printFormatNameTable = new LinkedHashMap<String, String>();
    Map<String, String> variableLabelMap = new LinkedHashMap<String, String>();
    Map<String, List<String>> missingValueTable = new LinkedHashMap<String, List<String>>();
    List<Integer> printFormatList = new ArrayList<Integer>();

    String caseWeightVariableName = null;
    int caseWeightVariableIndex = 0;

    boolean lastVariableIsExtendable = false;
    boolean extendedVariableMode = false;
    boolean obs255 = false;

    String lastVariableName = null;
    String lastExtendedVariable = null;

    // this field repeats as many as the number of variables in
    // this sav file

    // (note that the above statement is not technically correct, this
    //  record repeats not just for every variable in the file, but for
    //  every OBS (8 byte unit); i.e., if a string is split into multiple
    //  OBS units, each one will have its own RT2 record -- L.A.).

    // Each field constists of a fixed (32-byte) segment and
    // then a few variable segments:
    // if the variable has a label (3rd INT4 set to 1), then there's 4 more
    // bytes specifying the length of the label, and then that many bytes
    // holding the label itself (no more than 256).
    // Then if there are optional missing value units (4th INT4 set to 1)
    // there will be 3 more OBS units attached = 24 extra bytes.

    int variableCounter = 0;
    int obsSeqNumber = 0;

    int j;

    dbgLog.fine("RT2: Reading " + OBSUnitsPerCase + " OBS units.");

    for (j = 0; j < OBSUnitsPerCase; j++) {

        dbgLog.fine("RT2: " + j + "-th RT2 unit is being decoded.");
        // 2.0: read the fixed[=non-optional] 32-byte segment
        byte[] recordType2Fixed = new byte[LENGTH_RECORDTYPE2_FIXED];

        try {
            int nbytes = stream.read(recordType2Fixed, 0, LENGTH_RECORDTYPE2_FIXED);

            //printHexDump(recordType2Fixed, "recordType2 part 1");

            if (nbytes == 0) {
                throw new IOException("reading recordType2: no bytes read!");
            }

            int offset = 0;

            // 2.1: create int-view of the bytebuffer for the first 16-byte segment
            int rt2_1st_4_units = 4;
            ByteBuffer[] bb_record_type2_fixed_part1 = new ByteBuffer[rt2_1st_4_units];
            int[] recordType2FixedPart1 = new int[rt2_1st_4_units];
            for (int i = 0; i < rt2_1st_4_units; i++) {

                bb_record_type2_fixed_part1[i] = ByteBuffer.wrap(recordType2Fixed, offset,
                        LENGTH_SAV_INT_BLOCK);

                offset += LENGTH_SAV_INT_BLOCK;
                if (isLittleEndian) {
                    bb_record_type2_fixed_part1[i].order(ByteOrder.LITTLE_ENDIAN);
                }
                recordType2FixedPart1[i] = bb_record_type2_fixed_part1[i].getInt();
            }

            ///dbgLog.fine("recordType2FixedPart="+
            ///        ReflectionToStringBuilder.toString(recordType2FixedPart1, ToStringStyle.MULTI_LINE_STYLE));

            // 1st ([0]) element must be 2 otherwise no longer Record Type 2
            if (recordType2FixedPart1[0] != 2) {
                dbgLog.warning(j + "-th RT header value is no longet RT2! " + recordType2FixedPart1[0]);
                break;
            }
            dbgLog.fine("variable type[must be 2]=" + recordType2FixedPart1[0]);

            // 2.3 variable name: 8 byte(space[x20]-padded)
            // This field is located at the very end of the 32 byte
            // fixed-size RT2 header (bytes 24-31).
            // We are processing it now, so that
            // we can make the decision on whether this variable is part
            // of a compound variable:

            String RawVariableName = getNullStrippedString(new String(
                    Arrays.copyOfRange(recordType2Fixed, 24, (24 + LENGTH_VARIABLE_NAME)), defaultCharSet));
            //offset +=LENGTH_VARIABLE_NAME;
            String variableName = null;
            if (RawVariableName.indexOf(' ') >= 0) {
                variableName = RawVariableName.substring(0, RawVariableName.indexOf(' '));
            } else {
                variableName = RawVariableName;
            }

            // 2nd ([1]) element: numeric variable = 0 :for string variable
            // this block indicates its datum-length, i.e, >0 ;
            // if -1, this RT2 unit is a non-1st RT2 unit for a string variable
            // whose value is longer than 8 character.

            boolean isNumericVariable = false;

            dbgLog.fine("variable type(0: numeric; > 0: String;-1 continue )=" + recordType2FixedPart1[1]);

            //OBSwiseTypelList.add(recordType2FixedPart1[1]);

            int HowManyRt2Units = 1;

            if (recordType2FixedPart1[1] == -1) {
                dbgLog.fine("this RT2 is an 8 bit continuation chunk of an earlier string variable");
                if (obs255) {
                    if (obsSeqNumber < 30) {
                        OBSwiseTypelList.add(recordType2FixedPart1[1]);
                        obsSeqNumber++;
                    } else {
                        OBSwiseTypelList.add(-2);
                        obs255 = false;
                        obsSeqNumber = 0;
                    }
                } else {
                    OBSwiseTypelList.add(recordType2FixedPart1[1]);
                }

                obsNonVariableBlockSet.add(j);
                continue;
            } else if (recordType2FixedPart1[1] == 0) {
                // This is a numeric variable
                extendedVariableMode = false;
                // And as such, it cannot be an extension of a
                // previous, long string variable.
                OBSwiseTypelList.add(recordType2FixedPart1[1]);
                variableCounter++;
                isNumericVariable = true;
                variableTypelList.add(recordType2FixedPart1[1]);
            } else if (recordType2FixedPart1[1] > 0) {

                // This looks like a regular string variable. However,
                // it may still be a part of a compound variable
                // (a String > 255 bytes that was split into 255 byte
                // chunks, stored as individual String variables).

                if (recordType2FixedPart1[1] == 255) {
                    obs255 = true;
                }

                if (lastVariableIsExtendable) {
                    String varNameBase = null;
                    if (lastVariableName.length() > 5) {
                        varNameBase = lastVariableName.substring(0, 5);
                    } else {
                        varNameBase = lastVariableName;
                    }

                    if (extendedVariableMode) {
                        if (variableNameIsAnIncrement(varNameBase, lastExtendedVariable, variableName)) {
                            OBSwiseTypelList.add(-1);
                            lastExtendedVariable = variableName;
                            // OK, we stay in the "extended variable" mode;
                            // but we can't move on to the next OBS (hence the commented out
                            // "continue" below:
                            //continue;
                            // see the next comment below for the explanation.
                            //
                            // Should we also set "extendable" flag to false at this point
                            // if it's shorter than 255 bytes, i.e. the last extended chunk?
                        } else {
                            extendedVariableMode = false;
                        }
                    } else {
                        if (variableNameIsAnIncrement(varNameBase, variableName)) {
                            OBSwiseTypelList.add(-1);
                            extendedVariableMode = true;
                            dbgLog.fine("RT2: in extended variable mode; variable " + variableName);
                            lastExtendedVariable = variableName;
                            // Before we move on to the next OBS unit, we need to check
                            // if this current extended variable has its own label specified;
                            // If so, we need to determine its length, then read and skip
                            // that many bytes.
                            // Hence the commented out "continue" below:
                            //continue;
                        }
                    }
                }

                if (!extendedVariableMode) {
                    // OK, this is a "real"
                    // string variable, and not a continuation chunk of a compound
                    // string.

                    OBSwiseTypelList.add(recordType2FixedPart1[1]);
                    variableCounter++;

                    if (recordType2FixedPart1[1] == 255) {
                        // This variable is 255 bytes long, i.e. this is
                        // either the single "atomic" variable of the
                        // max allowed size, or it's a 255 byte segment
                        // of a compound variable. So we will check
                        // the next variable and see if it is the continuation
                        // of this one.

                        lastVariableIsExtendable = true;
                    } else {
                        lastVariableIsExtendable = false;
                    }

                    if (recordType2FixedPart1[1] % LENGTH_SAV_OBS_BLOCK == 0) {
                        HowManyRt2Units = recordType2FixedPart1[1] / LENGTH_SAV_OBS_BLOCK;
                    } else {
                        HowManyRt2Units = recordType2FixedPart1[1] / LENGTH_SAV_OBS_BLOCK + 1;
                    }
                    variableTypelList.add(recordType2FixedPart1[1]);
                }
            }

            if (!extendedVariableMode) {
                // Again, we only want to do the following steps for the "real"
                // variables, not the chunks of split mega-variables:

                dbgLog.fine("RT2: HowManyRt2Units for this variable=" + HowManyRt2Units);

                lastVariableName = variableName;

                // caseWeightVariableOBSIndex starts from 1: 0 is used for does-not-exist cases
                if (j == (caseWeightVariableOBSIndex - 1)) {
                    caseWeightVariableName = variableName;
                    // TODO: do we need this "index"? -- 4.0 alpha
                    caseWeightVariableIndex = variableCounter;

                    ///smd.setCaseWeightVariableName(caseWeightVariableName);
                    ///smd.getFileInformation().put("caseWeightVariableIndex", caseWeightVariableIndex);
                }

                OBSIndexToVariableName.put(j, variableName);

                //dbgLog.fine("\nvariable name="+variableName+"<-");
                dbgLog.fine("RT2: " + j + "-th variable name=" + variableName + "<-");
                dbgLog.fine("RT2: raw variable: " + RawVariableName);

                variableNameList.add(variableName);
            }

            // 3rd ([2]) element: = 1 variable-label block follows; 0 = no label
            //
            dbgLog.fine("RT: variable label follows?(1:yes; 0: no)=" + recordType2FixedPart1[2]);
            boolean hasVariableLabel = recordType2FixedPart1[2] == 1 ? true : false;
            if ((recordType2FixedPart1[2] != 0) && (recordType2FixedPart1[2] != 1)) {
                throw new IOException("RT2: reading error: value is neither 0 or 1" + recordType2FixedPart1[2]);
            }

            // 2.4 [optional]The length of a variable label followed: 4-byte int
            // 3rd element of 2.1 indicates whether this field exists
            // *** warning: The label block is padded to a multiple of the 4-byte
            // NOT the raw integer value of this 4-byte block

            if (hasVariableLabel) {
                byte[] length_variable_label = new byte[4];
                int nbytes_2_4 = stream.read(length_variable_label);
                if (nbytes_2_4 == 0) {
                    throw new IOException("RT 2: error reading recordType2.4: no bytes read!");
                } else {
                    dbgLog.fine("nbytes_2_4=" + nbytes_2_4);
                }
                ByteBuffer bb_length_variable_label = ByteBuffer.wrap(length_variable_label, 0,
                        LENGTH_VARIABLE_LABEL);
                if (isLittleEndian) {
                    bb_length_variable_label.order(ByteOrder.LITTLE_ENDIAN);
                }
                int rawVariableLabelLength = bb_length_variable_label.getInt();

                dbgLog.fine("rawVariableLabelLength=" + rawVariableLabelLength);
                int variableLabelLength = getSAVintAdjustedBlockLength(rawVariableLabelLength);
                dbgLog.fine("RT2: variableLabelLength=" + variableLabelLength);

                // 2.5 [optional]variable label whose length is found at 2.4

                String variableLabel = "";

                if (rawVariableLabelLength > 0) {
                    byte[] variable_label = new byte[variableLabelLength];
                    int nbytes_2_5 = stream.read(variable_label);
                    if (nbytes_2_5 == 0) {
                        throw new IOException("RT 2: error reading recordType2.5: " + variableLabelLength
                                + " bytes requested, no bytes read!");
                    } else {
                        dbgLog.fine("nbytes_2_5=" + nbytes_2_5);
                    }
                    variableLabel = getNullStrippedString(new String(
                            Arrays.copyOfRange(variable_label, 0, rawVariableLabelLength), defaultCharSet));
                    dbgLog.fine("RT2: variableLabel=" + variableLabel + "<-");

                    dbgLog.fine(variableName + " => " + variableLabel);
                } else {
                    dbgLog.fine("RT2: defaulting to empty variable label.");
                }

                if (!extendedVariableMode) {
                    // We only have any use for this label if it's a "real" variable.
                    // Thinking about it, it doesn't make much sense for the "fake"
                    // variables that are actually chunks of large strings to store
                    // their own labels. But in some files they do. Then failing to read
                    // the bytes would result in getting out of sync with the RT record
                    // borders. So we always read the bytes, but only use them for
                    // the real variable entries.
                    /*String variableLabel = new String(Arrays.copyOfRange(variable_label,
                        0, rawVariableLabelLength),"US-ASCII");*/

                    variableLabelMap.put(variableName, variableLabel);
                }
            }

            if (extendedVariableMode) {
                // there's nothing else left for us to do in this iteration of the loop.
                // Once again, this was not a real variable, but a dummy variable entry
                // created for a chunk of a string variable longer than 255 bytes --
                // that's how SPSS stores them.
                continue;
            }

            // 4th ([3]) element: Missing value type code
            // 0[none], 1, 2, 3 [point-type],-2[range], -3 [range type+ point]

            dbgLog.fine("RT: missing value unit follows?(if 0, none)=" + recordType2FixedPart1[3]);
            boolean hasMissingValues = (validMissingValueCodeSet.contains(recordType2FixedPart1[3])
                    && (recordType2FixedPart1[3] != 0)) ? true : false;

            InvalidData invalidDataInfo = null;

            if (recordType2FixedPart1[3] != 0) {
                invalidDataInfo = new InvalidData(recordType2FixedPart1[3]);
                dbgLog.fine("RT: missing value type=" + invalidDataInfo.getType());
            }

            // 2.2: print/write formats: 4-byte each = 8 bytes

            byte[] printFormt = Arrays.copyOfRange(recordType2Fixed, offset, offset + LENGTH_PRINT_FORMAT_CODE);
            dbgLog.fine("printFrmt=" + new String(Hex.encodeHex(printFormt)));

            offset += LENGTH_PRINT_FORMAT_CODE;
            int formatCode = isLittleEndian ? printFormt[2] : printFormt[1];
            int formatWidth = isLittleEndian ? printFormt[1] : printFormt[2];

            // TODO: 
            // What should we be doing with these "format decimal positions" 
            // in 4.0? 
            // -- L.A. 4.0 alpha

            int formatDecimalPointPosition = isLittleEndian ? printFormt[0] : printFormt[3];
            dbgLog.fine("RT2: format code{5=F, 1=A[String]}=" + formatCode);

            formatDecimalPointPositionList.add(formatDecimalPointPosition);

            if (!SPSSConstants.FORMAT_CODE_TABLE_SAV.containsKey(formatCode)) {
                throw new IOException("Unknown format code was found = " + formatCode);
            } else {
                printFormatList.add(formatCode);
            }

            byte[] writeFormt = Arrays.copyOfRange(recordType2Fixed, offset, offset + LENGTH_WRITE_FORMAT_CODE);

            dbgLog.fine("RT2: writeFrmt=" + new String(Hex.encodeHex(writeFormt)));
            if (writeFormt[3] != 0x00) {
                dbgLog.fine("byte-order(write format): reversal required");
            }

            offset += LENGTH_WRITE_FORMAT_CODE;

            if (!SPSSConstants.ORDINARY_FORMAT_CODE_SET.contains(formatCode)) {
                StringBuilder sb = new StringBuilder(
                        SPSSConstants.FORMAT_CODE_TABLE_SAV.get(formatCode) + formatWidth);
                if (formatDecimalPointPosition > 0) {
                    sb.append("." + formatDecimalPointPosition);
                }
                dbgLog.fine("formattable[i] = " + variableName + " -> " + sb.toString());
                printFormatNameTable.put(variableName, sb.toString());

            }

            printFormatTable.put(variableName, SPSSConstants.FORMAT_CODE_TABLE_SAV.get(formatCode));

            // 2.6 [optional] missing values:4-byte each if exists
            // 4th element of 2.1 indicates the structure of this sub-field

            // Should we perhaps check for this for the "fake" variables too?
            //

            if (hasMissingValues) {
                dbgLog.fine("RT2: decoding missing value: type=" + recordType2FixedPart1[3]);
                int howManyMissingValueUnits = missingValueCodeUnits.get(recordType2FixedPart1[3]);
                //int howManyMissingValueUnits = recordType2FixedPart1[3] > 0 ? recordType2FixedPart1[3] :  0;

                dbgLog.fine("RT2: howManyMissingValueUnits=" + howManyMissingValueUnits);

                byte[] missing_value_code_units = new byte[LENGTH_SAV_OBS_BLOCK * howManyMissingValueUnits];
                int nbytes_2_6 = stream.read(missing_value_code_units);

                if (nbytes_2_6 == 0) {
                    throw new IOException("RT 2: reading recordType2.6: no byte was read");
                } else {
                    dbgLog.fine("nbytes_2_6=" + nbytes_2_6);
                }

                //printHexDump(missing_value_code_units, "missing value");

                if (isNumericVariable) {

                    double[] missingValues = new double[howManyMissingValueUnits];
                    //List<String> mvp = new ArrayList<String>();
                    List<String> mv = new ArrayList<String>();

                    ByteBuffer[] bb_missig_value_code = new ByteBuffer[howManyMissingValueUnits];

                    int offset_start = 0;

                    for (int i = 0; i < howManyMissingValueUnits; i++) {

                        bb_missig_value_code[i] = ByteBuffer.wrap(missing_value_code_units, offset_start,
                                LENGTH_SAV_OBS_BLOCK);

                        offset_start += LENGTH_SAV_OBS_BLOCK;
                        if (isLittleEndian) {
                            bb_missig_value_code[i].order(ByteOrder.LITTLE_ENDIAN);
                        }

                        ByteBuffer temp = bb_missig_value_code[i].duplicate();

                        missingValues[i] = bb_missig_value_code[i].getDouble();
                        if (Double.toHexString(missingValues[i]).equals("-0x1.ffffffffffffep1023")) {
                            dbgLog.fine("1st value is LOWEST");
                            mv.add(Double.toHexString(missingValues[i]));
                        } else if (Double.valueOf(missingValues[i]).equals(Double.MAX_VALUE)) {
                            dbgLog.fine("2nd value is HIGHEST");
                            mv.add(Double.toHexString(missingValues[i]));
                        } else {
                            mv.add(doubleNumberFormatter.format(missingValues[i]));
                        }
                        dbgLog.fine(i + "-th missing value=" + Double.toHexString(missingValues[i]));
                    }

                    dbgLog.fine("variableName=" + variableName);
                    if (recordType2FixedPart1[3] > 0) {
                        // point cases only
                        dbgLog.fine("mv(>0)=" + mv);
                        missingValueTable.put(variableName, mv);
                        invalidDataInfo.setInvalidValues(mv);
                    } else if (recordType2FixedPart1[3] == -2) {
                        dbgLog.fine("mv(-2)=" + mv);
                        // range
                        invalidDataInfo.setInvalidRange(mv);
                    } else if (recordType2FixedPart1[3] == -3) {
                        // mixed case
                        dbgLog.fine("mv(-3)=" + mv);
                        invalidDataInfo.setInvalidRange(mv.subList(0, 2));
                        invalidDataInfo.setInvalidValues(mv.subList(2, 3));
                        missingValueTable.put(variableName, mv.subList(2, 3));
                    }

                    dbgLog.fine("missing value=" + StringUtils.join(missingValueTable.get(variableName), "|"));
                    dbgLog.fine("invalidDataInfo(Numeric):\n" + invalidDataInfo);
                    invalidDataTable.put(variableName, invalidDataInfo);
                } else {
                    // string variable case
                    String[] missingValues = new String[howManyMissingValueUnits];
                    List<String> mv = new ArrayList<String>();
                    int offset_start = 0;
                    int offset_end = LENGTH_SAV_OBS_BLOCK;
                    for (int i = 0; i < howManyMissingValueUnits; i++) {

                        missingValues[i] = StringUtils.stripEnd(new String(
                                Arrays.copyOfRange(missing_value_code_units, offset_start, offset_end),
                                defaultCharSet), " ");
                        dbgLog.fine("missing value=" + missingValues[i] + "<-");

                        offset_start = offset_end;
                        offset_end += LENGTH_SAV_OBS_BLOCK;

                        mv.add(missingValues[i]);
                    }
                    invalidDataInfo.setInvalidValues(mv);
                    missingValueTable.put(variableName, mv);
                    invalidDataTable.put(variableName, invalidDataInfo);
                    dbgLog.fine(
                            "missing value(str)=" + StringUtils.join(missingValueTable.get(variableName), "|"));
                    dbgLog.fine("invalidDataInfo(String):\n" + invalidDataInfo);

                } // string case
                dbgLog.fine("invalidDataTable:\n" + invalidDataTable);
            } // if msv

        } catch (IOException ex) {
            //ex.printStackTrace();
            throw ex;
        } catch (Exception ex) {
            ex.printStackTrace();
            // should we be throwing some exception here?
        }
    } // j-loop

    if (j != OBSUnitsPerCase) {
        dbgLog.fine("RT2: attention! didn't reach the end of the OBS list!");
        throw new IOException("RT2: didn't reach the end of the OBS list!");
    }

    dbgLog.fine("RT2 metadata-related exit-chores");
    ///smd.getFileInformation().put("varQnty", variableCounter);
    dataTable.setVarQuantity(new Long(variableCounter));
    dbgLog.fine("RT2: varQnty=" + variableCounter);

    // 4.0 Initialize variables: 
    List<DataVariable> variableList = new ArrayList<DataVariable>();

    for (int i = 0; i < variableCounter; i++) {
        DataVariable dv = new DataVariable();
        String varName = variableNameList.get(i);
        dbgLog.fine("name: " + varName);
        dv.setName(varName);
        String varLabel = variableLabelMap.get(varName);
        if (varLabel != null && varLabel.length() > 255) {
            // TODO: 
            // variable labels will be changed into type 'TEXT' in the 
            // database - this will eliminate the 255 char. limit. 
            // -- L.A. 4.0 beta11
            dbgLog.fine("Have to truncate label: " + varLabel);
            varLabel = varLabel.substring(0, 255);
        }
        dbgLog.fine("label: " + varLabel);
        dv.setLabel(varLabel);

        dv.setInvalidRanges(new ArrayList<VariableRange>());
        dv.setSummaryStatistics(new ArrayList<SummaryStatistic>());
        dv.setUnf("UNF:6:");
        dv.setCategories(new ArrayList<VariableCategory>());
        variableList.add(dv);

        dv.setFileOrder(i);

        dv.setDataTable(dataTable);
    }

    dataTable.setDataVariables(variableList);

    ///smd.setVariableName(variableNameList.toArray(new String[variableNameList.size()]));
    ///smd.setVariableLabel(variableLabelMap);
    // TODO: 
    // figure out what to do with the missing value table!
    // -- 4.0 alpha
    // well, they were used to generate merged summary statistics for 
    // the variable. So need to verify what the DDI import was doing 
    // with them and replicate the same in 4.0.
    // (add appropriate value labels?)
    ///TODO: 4.0 smd.setMissingValueTable(missingValueTable);
    ///smd.getFileInformation().put("caseWeightVariableName", caseWeightVariableName);

    dbgLog.fine("sumstat:long case=" + Arrays.deepToString(variableTypelList.toArray()));

    dbgLog.fine("RT2: OBSwiseTypelList=" + OBSwiseTypelList);

    dbgLog.fine("decodeRecordType2(): end");
}

From source file:com.google.acre.script.HostEnv.java

@JSFunction
public String hmac(String algorithm, String key, String data, boolean to_hex) {
    try {/*  w  w w .j a  v  a 2  s  .c  o  m*/
        SecretKeySpec signingKey = new SecretKeySpec(key.getBytes(), algorithm);
        Mac mac = Mac.getInstance(algorithm);
        mac.init(signingKey);

        if (to_hex) {
            return new String(Hex.encodeHex(mac.doFinal(data.getBytes())));
        } else {
            return new String(Base64.encodeBase64(mac.doFinal(data.getBytes())));
        }
    } catch (InvalidKeyException e) {
        throw new JSConvertableException("Invalid key: " + key).newJSException(this);
    } catch (NoSuchAlgorithmException e) {
        throw new JSConvertableException("Unable to load algoritm: " + algorithm).newJSException(this);
    }
}

From source file:com.google.acre.script.HostEnv.java

@JSFunction
public String hash(String algorithm, String str, boolean to_hex) {
    try {//from   www  . j a v  a  2 s  .  com
        MessageDigest alg = MessageDigest.getInstance(algorithm);
        alg.reset();
        alg.update(str.getBytes());

        byte digest[] = alg.digest();

        if (to_hex) {
            return new String(Hex.encodeHex(digest));
        } else {
            return new String(Base64.encodeBase64(digest));
        }
    } catch (NoSuchAlgorithmException e) {
        throw new JSConvertableException("Unable to load algoritm: " + algorithm).newJSException(this);
    }
}

From source file:edu.harvard.iq.dvn.ingest.statdataio.impl.plugins.sav.SAVFileReader.java

void decodeRecordType3and4(BufferedInputStream stream) throws IOException {
    dbgLog.fine("***** decodeRecordType3and4(): start *****");
    Map<String, Map<String, String>> valueLabelTable = new LinkedHashMap<String, Map<String, String>>();

    int safteyCounter = 0;
    while (true) {
        try {//from   w w w . j a v a  2 s. co  m
            if (stream == null) {
                throw new IllegalArgumentException("stream == null!");
            }
            // this secton may not exit so first check the 4-byte header value
            //if (stream.markSupported()){
            stream.mark(1000);
            //}
            // 3.0 check the first 4 bytes
            byte[] headerCode = new byte[LENGTH_RECORD_TYPE3_CODE];

            int nbytes_rt3 = stream.read(headerCode, 0, LENGTH_RECORD_TYPE3_CODE);
            // to-do check against nbytes
            //printHexDump(headerCode, "RT3 header test");
            ByteBuffer bb_header_code = ByteBuffer.wrap(headerCode, 0, LENGTH_RECORD_TYPE3_CODE);
            if (isLittleEndian) {
                bb_header_code.order(ByteOrder.LITTLE_ENDIAN);
            }

            int intRT3test = bb_header_code.getInt();
            dbgLog.fine("header test value: RT3=" + intRT3test);
            if (intRT3test != 3) {
                //if (stream.markSupported()){
                dbgLog.fine("iteration=" + safteyCounter);

                // We have encountered a record that's not type 3. This means we've
                // processed all the type 3/4 record pairs. So we want to rewind
                // the stream and return -- so that the appropriate record type
                // reader can be called on it.
                // But before we return, we need to save all the value labels
                // we have found:

                smd.setValueLabelTable(valueLabelTable);

                stream.reset();
                return;
                //}
            }
            // 3.1 how many value-label pairs follow
            byte[] number_of_labels = new byte[LENGTH_RT3_HOW_MANY_LABELS];

            int nbytes_3_1 = stream.read(number_of_labels);
            if (nbytes_3_1 == 0) {
                throw new IOException("RT 3: reading recordType3.1: no byte was read");
            }
            ByteBuffer bb_number_of_labels = ByteBuffer.wrap(number_of_labels, 0, LENGTH_RT3_HOW_MANY_LABELS);
            if (isLittleEndian) {
                bb_number_of_labels.order(ByteOrder.LITTLE_ENDIAN);
            }

            int numberOfValueLabels = bb_number_of_labels.getInt();
            dbgLog.fine("number of value-label pairs=" + numberOfValueLabels);

            ByteBuffer[] tempBB = new ByteBuffer[numberOfValueLabels];

            String valueLabel[] = new String[numberOfValueLabels];

            for (int i = 0; i < numberOfValueLabels; i++) {

                // read 8-byte as value          
                byte[] value = new byte[LENGTH_RT3_VALUE];
                int nbytes_3_value = stream.read(value);

                if (nbytes_3_value == 0) {
                    throw new IOException("RT 3: reading recordType3 value: no byte was read");
                }
                // note these 8 bytes are interpreted later
                // currently no information about which variable's (=> type unknown)
                ByteBuffer bb_value = ByteBuffer.wrap(value, 0, LENGTH_RT3_VALUE);
                if (isLittleEndian) {
                    bb_value.order(ByteOrder.LITTLE_ENDIAN);
                }
                tempBB[i] = bb_value;
                dbgLog.fine("bb_value=" + Hex.encodeHex(bb_value.array()));
                /*
                  double valueD = bb_value.getDouble();                
                  dbgLog.fine("value="+valueD);
                */
                // read 1st byte as unsigned integer = label_length

                // read label_length byte as label
                byte[] labelLengthByte = new byte[LENGTH_RT3_LABEL_LENGTH];

                int nbytes_3_label_length = stream.read(labelLengthByte);

                // add check-routine here

                dbgLog.fine("labelLengthByte" + Hex.encodeHex(labelLengthByte));
                dbgLog.fine("label length = " + labelLengthByte[0]);
                // the net-length of a value label is saved as
                // unsigned byte; however, the length is less than 127
                // byte should be ok
                int rawLabelLength = labelLengthByte[0] & 0xFF;
                dbgLog.fine("rawLabelLength=" + rawLabelLength);
                // -1 =>1-byte already read
                int labelLength = getSAVobsAdjustedBlockLength(rawLabelLength + 1) - 1;
                byte[] valueLabelBytes = new byte[labelLength];
                int nbytes_3_value_label = stream.read(valueLabelBytes);

                // ByteBuffer bb_label = ByteBuffer.wrap(valueLabel,0,labelLength);

                valueLabel[i] = StringUtils.stripEnd(
                        new String(Arrays.copyOfRange(valueLabelBytes, 0, rawLabelLength), defaultCharSet),
                        " ");
                dbgLog.fine(i + "-th valueLabel=" + valueLabel[i] + "<-");

            } // iter rt3

            dbgLog.fine("end of RT3 block");
            dbgLog.fine("start of RT4 block");

            // 4.0 check the first 4 bytes
            byte[] headerCode4 = new byte[LENGTH_RECORD_TYPE4_CODE];

            int nbytes_rt4 = stream.read(headerCode4, 0, LENGTH_RECORD_TYPE4_CODE);

            if (nbytes_rt4 == 0) {
                throw new IOException("RT4: reading recordType4 value: no byte was read");
            }

            //printHexDump(headerCode4, "RT4 header test");

            ByteBuffer bb_header_code_4 = ByteBuffer.wrap(headerCode4, 0, LENGTH_RECORD_TYPE4_CODE);
            if (isLittleEndian) {
                bb_header_code_4.order(ByteOrder.LITTLE_ENDIAN);
            }

            int intRT4test = bb_header_code_4.getInt();
            dbgLog.fine("header test value: RT4=" + intRT4test);

            if (intRT4test != 4) {
                throw new IOException("RT 4: reading recordType4 header: no byte was read");
            }

            // 4.1 read the how-many-variables bytes
            byte[] howManyVariablesfollow = new byte[LENGTH_RT4_HOW_MANY_VARIABLES];

            int nbytes_rt4_1 = stream.read(howManyVariablesfollow, 0, LENGTH_RT4_HOW_MANY_VARIABLES);

            ByteBuffer bb_howManyVariablesfollow = ByteBuffer.wrap(howManyVariablesfollow, 0,
                    LENGTH_RT4_HOW_MANY_VARIABLES);
            if (isLittleEndian) {
                bb_howManyVariablesfollow.order(ByteOrder.LITTLE_ENDIAN);
            }

            int howManyVariablesRT4 = bb_howManyVariablesfollow.getInt();
            dbgLog.fine("how many variables follow: RT4=" + howManyVariablesRT4);

            int length_indicies = LENGTH_RT4_VARIABLE_INDEX * howManyVariablesRT4;
            byte[] variableIdicesBytes = new byte[length_indicies];

            int nbytes_rt4_2 = stream.read(variableIdicesBytes, 0, length_indicies);

            // !!!!! Caution: variableIndex in RT4 starts from 1 NOT ** 0 **
            int[] variableIndex = new int[howManyVariablesRT4];
            int offset = 0;
            for (int i = 0; i < howManyVariablesRT4; i++) {

                ByteBuffer bb_variable_index = ByteBuffer.wrap(variableIdicesBytes, offset,
                        LENGTH_RT4_VARIABLE_INDEX);
                offset += LENGTH_RT4_VARIABLE_INDEX;

                if (isLittleEndian) {
                    bb_variable_index.order(ByteOrder.LITTLE_ENDIAN);
                }

                variableIndex[i] = bb_variable_index.getInt();
                dbgLog.fine(i + "-th variable index number=" + variableIndex[i]);
            }

            dbgLog.fine("variable index set=" + ArrayUtils.toString(variableIndex));
            dbgLog.fine("subtract 1 from variableIndex for getting a variable info");

            boolean isNumeric = OBSwiseTypelList.get(variableIndex[0] - 1) == 0 ? true : false;

            Map<String, String> valueLabelPair = new LinkedHashMap<String, String>();
            if (isNumeric) {
                // numeric variable
                dbgLog.fine("processing of a numeric value-label table");
                for (int j = 0; j < numberOfValueLabels; j++) {
                    valueLabelPair.put(doubleNumberFormatter.format(tempBB[j].getDouble()), valueLabel[j]);
                }
            } else {
                // String variable
                dbgLog.fine("processing of a string value-label table");
                for (int j = 0; j < numberOfValueLabels; j++) {
                    valueLabelPair.put(
                            StringUtils.stripEnd(new String((tempBB[j].array()), defaultCharSet), " "),
                            valueLabel[j]);
                }
            }

            dbgLog.fine("valueLabePair=" + valueLabelPair);
            dbgLog.fine("key variable's (raw) index =" + variableIndex[0]);

            valueLabelTable.put(OBSIndexToVariableName.get(variableIndex[0] - 1), valueLabelPair);

            dbgLog.fine("valueLabelTable=" + valueLabelTable);

            // create a mapping table that finds the key variable for this mapping table
            String keyVariableName = OBSIndexToVariableName.get(variableIndex[0] - 1);
            for (int vn : variableIndex) {
                valueVariableMappingTable.put(OBSIndexToVariableName.get(vn - 1), keyVariableName);
            }

            dbgLog.fine("valueVariableMappingTable:\n" + valueVariableMappingTable);
        } catch (IOException ex) {
            //ex.printStackTrace();
            throw ex;
        }

        safteyCounter++;
        if (safteyCounter >= 1000000) {
            break;
        }
    } //while

    smd.setValueLabelTable(valueLabelTable);

    dbgLog.fine("***** decodeRecordType3and4(): end *****");
}

From source file:edu.stanford.mobisocial.dungbeetle.DBHelper.java

public byte[] getSharedSecret(byte[] public_key) {
    String hex = new String(Hex.encodeHex(public_key));
    hex = hex.substring(0, hex.length() - 2);
    hex = hex.toUpperCase();//from   ww w  .  j a v  a  2 s.  com
    Cursor c = getReadableDatabase().rawQuery("SELECT " + Contact._ID + "," + Contact.SHARED_SECRET + " FROM "
            + Contact.TABLE + " WHERE HEX(" + Contact.PUBLIC_KEY + ") = '" + hex + "'", null);
    try {
        if (!c.moveToFirst()) {
            // no such person
            return null;
        }
        byte[] ss = c.getBlob(1);
        long id = c.getLong(0);

        if (ss != null) {
            return ss;
        }
        Contact contact;
        try {
            contact = contactForContactId(id).get();
            return SharedSecretObj.getOrPushSecret(mContext, contact);
        } catch (NoValError e) {
            return null;
        }
    } finally {
        c.close();
    }
}

From source file:edu.harvard.iq.dataverse.ingest.tabulardata.impl.plugins.sav.SAVFileReader.java

void decodeRecordType3and4(BufferedInputStream stream) throws IOException {
    dbgLog.fine("decodeRecordType3and4(): start");
    Map<String, Map<String, String>> valueLabelTable = new LinkedHashMap<String, Map<String, String>>();

    int safteyCounter = 0;
    while (true) {
        try {/*  w  ww  .  j  av  a2 s  .com*/
            if (stream == null) {
                throw new IllegalArgumentException("stream == null!");
            }
            // this secton may not exit so first check the 4-byte header value
            //if (stream.markSupported()){
            stream.mark(1000);
            //}
            // 3.0 check the first 4 bytes
            byte[] headerCode = new byte[LENGTH_RECORD_TYPE3_CODE];

            int nbytes_rt3 = stream.read(headerCode, 0, LENGTH_RECORD_TYPE3_CODE);
            // to-do check against nbytes
            //printHexDump(headerCode, "RT3 header test");
            ByteBuffer bb_header_code = ByteBuffer.wrap(headerCode, 0, LENGTH_RECORD_TYPE3_CODE);
            if (isLittleEndian) {
                bb_header_code.order(ByteOrder.LITTLE_ENDIAN);
            }

            int intRT3test = bb_header_code.getInt();
            dbgLog.fine("header test value: RT3=" + intRT3test);
            if (intRT3test != 3) {
                //if (stream.markSupported()){
                dbgLog.fine("iteration=" + safteyCounter);

                // We have encountered a record that's not type 3. This means we've
                // processed all the type 3/4 record pairs. So we want to rewind
                // the stream and return -- so that the appropriate record type
                // reader can be called on it.
                // But before we return, we need to save all the value labels
                // we have found:
                //smd.setValueLabelTable(valueLabelTable);
                assignValueLabels(valueLabelTable);

                stream.reset();
                return;
                //}
            }
            // 3.1 how many value-label pairs follow
            byte[] number_of_labels = new byte[LENGTH_RT3_HOW_MANY_LABELS];

            int nbytes_3_1 = stream.read(number_of_labels);
            if (nbytes_3_1 == 0) {
                throw new IOException("RT 3: reading recordType3.1: no byte was read");
            }
            ByteBuffer bb_number_of_labels = ByteBuffer.wrap(number_of_labels, 0, LENGTH_RT3_HOW_MANY_LABELS);
            if (isLittleEndian) {
                bb_number_of_labels.order(ByteOrder.LITTLE_ENDIAN);
            }

            int numberOfValueLabels = bb_number_of_labels.getInt();
            dbgLog.fine("number of value-label pairs=" + numberOfValueLabels);

            ByteBuffer[] tempBB = new ByteBuffer[numberOfValueLabels];

            String valueLabel[] = new String[numberOfValueLabels];

            for (int i = 0; i < numberOfValueLabels; i++) {

                // read 8-byte as value          
                byte[] value = new byte[LENGTH_RT3_VALUE];
                int nbytes_3_value = stream.read(value);

                if (nbytes_3_value == 0) {
                    throw new IOException("RT 3: reading recordType3 value: no byte was read");
                }
                // note these 8 bytes are interpreted later
                // currently no information about which variable's (=> type unknown)
                ByteBuffer bb_value = ByteBuffer.wrap(value, 0, LENGTH_RT3_VALUE);
                if (isLittleEndian) {
                    bb_value.order(ByteOrder.LITTLE_ENDIAN);
                }
                tempBB[i] = bb_value;
                dbgLog.fine("bb_value=" + Hex.encodeHex(bb_value.array()));
                /*
                 double valueD = bb_value.getDouble();                
                 dbgLog.fine("value="+valueD);
                 */
                // read 1st byte as unsigned integer = label_length

                // read label_length byte as label
                byte[] labelLengthByte = new byte[LENGTH_RT3_LABEL_LENGTH];

                int nbytes_3_label_length = stream.read(labelLengthByte);

                // add check-routine here
                dbgLog.fine("labelLengthByte" + Hex.encodeHex(labelLengthByte));
                dbgLog.fine("label length = " + labelLengthByte[0]);
                // the net-length of a value label is saved as
                // unsigned byte; however, the length is less than 127
                // byte should be ok
                int rawLabelLength = labelLengthByte[0] & 0xFF;
                dbgLog.fine("rawLabelLength=" + rawLabelLength);
                // -1 =>1-byte already read
                int labelLength = getSAVobsAdjustedBlockLength(rawLabelLength + 1) - 1;
                byte[] valueLabelBytes = new byte[labelLength];
                int nbytes_3_value_label = stream.read(valueLabelBytes);

                // ByteBuffer bb_label = ByteBuffer.wrap(valueLabel,0,labelLength);
                valueLabel[i] = StringUtils.stripEnd(
                        new String(Arrays.copyOfRange(valueLabelBytes, 0, rawLabelLength), defaultCharSet),
                        " ");
                dbgLog.fine(i + "-th valueLabel=" + valueLabel[i] + "<-");

            } // iter rt3

            dbgLog.fine("end of RT3 block");
            dbgLog.fine("start of RT4 block");

            // 4.0 check the first 4 bytes
            byte[] headerCode4 = new byte[LENGTH_RECORD_TYPE4_CODE];

            int nbytes_rt4 = stream.read(headerCode4, 0, LENGTH_RECORD_TYPE4_CODE);

            if (nbytes_rt4 == 0) {
                throw new IOException("RT4: reading recordType4 value: no byte was read");
            }

            //printHexDump(headerCode4, "RT4 header test");
            ByteBuffer bb_header_code_4 = ByteBuffer.wrap(headerCode4, 0, LENGTH_RECORD_TYPE4_CODE);
            if (isLittleEndian) {
                bb_header_code_4.order(ByteOrder.LITTLE_ENDIAN);
            }

            int intRT4test = bb_header_code_4.getInt();
            dbgLog.fine("header test value: RT4=" + intRT4test);

            if (intRT4test != 4) {
                throw new IOException("RT 4: reading recordType4 header: no byte was read");
            }

            // 4.1 read the how-many-variables bytes
            byte[] howManyVariablesfollow = new byte[LENGTH_RT4_HOW_MANY_VARIABLES];

            int nbytes_rt4_1 = stream.read(howManyVariablesfollow, 0, LENGTH_RT4_HOW_MANY_VARIABLES);

            ByteBuffer bb_howManyVariablesfollow = ByteBuffer.wrap(howManyVariablesfollow, 0,
                    LENGTH_RT4_HOW_MANY_VARIABLES);
            if (isLittleEndian) {
                bb_howManyVariablesfollow.order(ByteOrder.LITTLE_ENDIAN);
            }

            int howManyVariablesRT4 = bb_howManyVariablesfollow.getInt();
            dbgLog.fine("how many variables follow: RT4=" + howManyVariablesRT4);

            int length_indicies = LENGTH_RT4_VARIABLE_INDEX * howManyVariablesRT4;
            byte[] variableIdicesBytes = new byte[length_indicies];

            int nbytes_rt4_2 = stream.read(variableIdicesBytes, 0, length_indicies);

            // !!!!! Caution: variableIndex in RT4 starts from 1 NOT ** 0 **
            int[] variableIndex = new int[howManyVariablesRT4];
            int offset = 0;
            for (int i = 0; i < howManyVariablesRT4; i++) {

                ByteBuffer bb_variable_index = ByteBuffer.wrap(variableIdicesBytes, offset,
                        LENGTH_RT4_VARIABLE_INDEX);
                offset += LENGTH_RT4_VARIABLE_INDEX;

                if (isLittleEndian) {
                    bb_variable_index.order(ByteOrder.LITTLE_ENDIAN);
                }

                variableIndex[i] = bb_variable_index.getInt();
                dbgLog.fine(i + "-th variable index number=" + variableIndex[i]);
            }

            dbgLog.fine("variable index set=" + ArrayUtils.toString(variableIndex));
            dbgLog.fine("subtract 1 from variableIndex for getting a variable info");

            boolean isNumeric = OBSwiseTypelList.get(variableIndex[0] - 1) == 0 ? true : false;

            Map<String, String> valueLabelPair = new LinkedHashMap<String, String>();
            if (isNumeric) {
                // numeric variable
                dbgLog.fine("processing of a numeric value-label table");
                for (int j = 0; j < numberOfValueLabels; j++) {
                    valueLabelPair.put(doubleNumberFormatter.format(tempBB[j].getDouble()), valueLabel[j]);
                }
            } else {
                // String variable
                dbgLog.fine("processing of a string value-label table");
                for (int j = 0; j < numberOfValueLabels; j++) {
                    valueLabelPair.put(
                            StringUtils.stripEnd(new String((tempBB[j].array()), defaultCharSet), " "),
                            valueLabel[j]);
                }
            }

            dbgLog.fine("valueLabePair=" + valueLabelPair);
            dbgLog.fine("key variable's (raw) index =" + variableIndex[0]);

            valueLabelTable.put(OBSIndexToVariableName.get(variableIndex[0] - 1), valueLabelPair);

            dbgLog.fine("valueLabelTable=" + valueLabelTable);

            // create a mapping table that finds the key variable for this mapping table
            String keyVariableName = OBSIndexToVariableName.get(variableIndex[0] - 1);
            for (int vn : variableIndex) {
                valueVariableMappingTable.put(OBSIndexToVariableName.get(vn - 1), keyVariableName);
            }

            dbgLog.fine("valueVariableMappingTable:\n" + valueVariableMappingTable);
        } catch (IOException ex) {
            //ex.printStackTrace();
            throw ex;
        }

        safteyCounter++;
        if (safteyCounter >= 1000000) {
            break;
        }
    } //while

    ///smd.setValueLabelTable(valueLabelTable);
    assignValueLabels(valueLabelTable);

    dbgLog.fine("***** decodeRecordType3and4(): end *****");
}

From source file:com.alfaariss.oa.profile.aselect.business.requestor.RequestorService.java

private static String toHexString(byte[] baBytes) {
    char[] ca = Hex.encodeHex(baBytes);
    String s = new String(ca).toUpperCase();
    return s;/* w  w  w.  j av  a2 s  .  co  m*/
}

From source file:edu.stanford.mobisocial.dungbeetle.DBHelper.java

public Contact getContactForPublicKey(byte[] public_key) {
    String hex = new String(Hex.encodeHex(public_key));
    hex = hex.substring(0, hex.length() - 2);
    hex = hex.toUpperCase();/*from w  w w .  j  a  v a  2s  .  co  m*/
    Cursor c = getReadableDatabase().rawQuery("SELECT " + Contact._ID + " FROM " + Contact.TABLE + " WHERE HEX("
            + Contact.PUBLIC_KEY + ") = '" + hex + "'", null);
    try {
        if (!c.moveToFirst()) {
            // no such person
            return null;
        }
        long id = c.getLong(0);
        try {
            return contactForContactId(id).get();
        } catch (NoValError e) {
            return null;
        }
    } finally {
        c.close();
    }
}

From source file:edu.stanford.mobisocial.dungbeetle.DBHelper.java

public void updateNearby(Set<byte[]> nearby) {
    StringBuilder kl = new StringBuilder(" ");
    for (byte[] bs : nearby) {
        kl.append("'");
        kl.append(Hex.encodeHex(bs));
        //WTF- this hex encoder suxs and adds extra 00s at the end
        kl.delete(kl.length() - 2, kl.length());
        kl.append("'");
        kl.append(",");
    }//ww w. j av a 2s .  co m
    getWritableDatabase().execSQL("UPDATE " + Contact.TABLE + " SET nearby = HEX(" + Contact.PUBLIC_KEY
            + ") in (" + kl.substring(0, kl.length() - 1).toUpperCase() + ")");
}

From source file:edu.stanford.mobisocial.dungbeetle.DBHelper.java

public void setNearby(byte[] public_key, boolean nearby) {
    String hex = new String(Hex.encodeHex(public_key));
    hex = hex.substring(0, hex.length() - 2);
    hex = hex.toUpperCase();//from   www . ja  va 2  s  . c  om
    getWritableDatabase().execSQL("UPDATE " + Contact.TABLE + " SET nearby = " + (nearby ? "1" : "0")
            + " WHERE HEX(" + Contact.PUBLIC_KEY + ") = '" + hex + "'");
}