Example usage for java.lang.reflect Field getInt

List of usage examples for java.lang.reflect Field getInt

  1. HOME
  2. Java
  3. java
  4. java.lang.reflect.*
  5. Field
  6. getInt

Introduction

In this page you can find the example usage for java.lang.reflect Field getInt.

Prototype

@CallerSensitive
@ForceInline 
public int getInt(Object obj) throws IllegalArgumentException, IllegalAccessException

Source Link

Document

Gets the value of a static or instance field of type int or of another primitive type convertible to type int via a widening conversion.

Usage

From source file:org.apache.sqoop.SqoopOptions.java

/**
 * Return a Properties instance that encapsulates all the "sticky"
 * state of this SqoopOptions that should be written to a metastore
 * to restore the job later.// w  w  w.j  a v  a2 s .co  m
 */
public Properties writeProperties() {
    Properties props = new Properties();

    try {
        Field[] fields = SqoopOptions.class.getDeclaredFields();
        for (Field f : fields) {
            if (f.isAnnotationPresent(StoredAsProperty.class)) {
                Class typ = f.getType();
                StoredAsProperty storedAs = f.getAnnotation(StoredAsProperty.class);
                String propName = storedAs.value();

                if (typ.equals(int.class)) {
                    putProperty(props, propName, Integer.toString(f.getInt(this)));
                } else if (typ.equals(boolean.class)) {
                    putProperty(props, propName, Boolean.toString(f.getBoolean(this)));
                } else if (typ.equals(long.class)) {
                    putProperty(props, propName, Long.toString(f.getLong(this)));
                } else if (typ.equals(String.class)) {
                    putProperty(props, propName, (String) f.get(this));
                } else if (typ.equals(Integer.class)) {
                    putProperty(props, propName, f.get(this) == null ? "null" : f.get(this).toString());
                } else if (typ.isEnum()) {
                    putProperty(props, propName, f.get(this).toString());
                } else {
                    throw new RuntimeException("Could not set property " + propName + " for type: " + typ);
                }
            }
        }
    } catch (IllegalAccessException iae) {
        throw new RuntimeException("Illegal access to field in property setter", iae);
    }

    if (this.getConf().getBoolean(METASTORE_PASSWORD_KEY, METASTORE_PASSWORD_DEFAULT)) {
        // If the user specifies, we may store the password in the metastore.
        putProperty(props, "db.password", this.password);
        putProperty(props, "db.require.password", "false");
    } else if (this.password != null) {
        // Otherwise, if the user has set a password, we just record
        // a flag stating that the password will need to be reentered.
        putProperty(props, "db.require.password", "true");
    } else {
        // No password saved or required.
        putProperty(props, "db.require.password", "false");
    }

    putProperty(props, "db.column.list", arrayToList(this.columns));
    setDelimiterProperties(props, "codegen.input.delimiters", this.inputDelimiters);
    setDelimiterProperties(props, "codegen.output.delimiters", this.outputDelimiters);
    setArgArrayProperties(props, "tool.arguments", this.extraArgs);

    setPropertiesAsNestedProperties(props, "db.connect.params", this.connectionParams);

    setPropertiesAsNestedProperties(props, "map.column.hive", this.mapColumnHive);
    setPropertiesAsNestedProperties(props, "map.column.java", this.mapColumnJava);
    return props;
}

From source file:org.apache.sqoop.SqoopOptions.java

@SuppressWarnings("unchecked")
/**/*w ww  . j  a v a  2 s  .c om*/
 * Given a set of properties, load this into the current SqoopOptions
 * instance.
 */
public void loadProperties(Properties props) {

    try {
        Field[] fields = SqoopOptions.class.getDeclaredFields();
        for (Field f : fields) {
            if (f.isAnnotationPresent(StoredAsProperty.class)) {
                Class typ = f.getType();
                StoredAsProperty storedAs = f.getAnnotation(StoredAsProperty.class);
                String propName = storedAs.value();

                if (typ.equals(int.class)) {
                    f.setInt(this, getIntProperty(props, propName, f.getInt(this)));
                } else if (typ.equals(boolean.class)) {
                    f.setBoolean(this, getBooleanProperty(props, propName, f.getBoolean(this)));
                } else if (typ.equals(long.class)) {
                    f.setLong(this, getLongProperty(props, propName, f.getLong(this)));
                } else if (typ.equals(String.class)) {
                    f.set(this, props.getProperty(propName, (String) f.get(this)));
                } else if (typ.equals(Integer.class)) {
                    String value = props.getProperty(propName,
                            f.get(this) == null ? "null" : f.get(this).toString());
                    f.set(this, value.equals("null") ? null : new Integer(value));
                } else if (typ.isEnum()) {
                    f.set(this, Enum.valueOf(typ, props.getProperty(propName, f.get(this).toString())));
                } else {
                    throw new RuntimeException("Could not retrieve property " + propName + " for type: " + typ);
                }
            }
        }
    } catch (IllegalAccessException iae) {
        throw new RuntimeException("Illegal access to field in property setter", iae);
    }

    // Now load properties that were stored with special types, or require
    // additional logic to set.

    if (getBooleanProperty(props, "db.require.password", false)) {
        // The user's password was stripped out from the metastore.
        // Require that the user enter it now.
        setPasswordFromConsole();
    } else {
        this.password = props.getProperty("db.password", this.password);
    }

    if (this.jarDirIsAuto) {
        // We memoized a user-specific nonce dir for compilation to the data
        // store.  Disregard that setting and create a new nonce dir.
        String localUsername = System.getProperty("user.name", "unknown");
        this.jarOutputDir = getNonceJarDir(tmpDir + "sqoop-" + localUsername + "/compile");
    }

    String colListStr = props.getProperty("db.column.list", null);
    if (null != colListStr) {
        this.columns = listToArray(colListStr);
    }

    this.inputDelimiters = getDelimiterProperties(props, "codegen.input.delimiters", this.inputDelimiters);
    this.outputDelimiters = getDelimiterProperties(props, "codegen.output.delimiters", this.outputDelimiters);

    this.extraArgs = getArgArrayProperty(props, "tool.arguments", this.extraArgs);

    this.connectionParams = getPropertiesAsNetstedProperties(props, "db.connect.params");

    // Loading user mapping
    this.mapColumnHive = getPropertiesAsNetstedProperties(props, "map.column.hive");
    this.mapColumnJava = getPropertiesAsNetstedProperties(props, "map.column.java");

    // Delimiters were previously memoized; don't let the tool override
    // them with defaults.
    this.areDelimsManuallySet = true;

    // If we loaded true verbose flag, we need to apply it
    if (this.verbose) {
        LoggingUtils.setDebugLevel();
    }

    // Custom configuration options
    this.invalidIdentifierPrefix = props.getProperty("invalid.identifier.prefix", "_");
}

From source file:com.android.leanlauncher.LauncherTransitionable.java

/**
 * Sets up transparent navigation and status bars in LMP.
 * This method is a no-op for other platform versions.
 *//*from  w w  w. j a  v  a 2  s. c  o m*/
@TargetApi(19)
private void setupTransparentSystemBarsForLmp() {
    // TODO(sansid): use the APIs directly when compiling against L sdk.
    // Currently we use reflection to access the flags and the API to set the transparency
    // on the System bars.
    if (Utilities.isLmpOrAbove()) {
        try {
            getWindow().getAttributes().systemUiVisibility |= (View.SYSTEM_UI_FLAG_LAYOUT_STABLE
                    | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION);
            getWindow().clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS
                    | WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION);
            Field drawsSysBackgroundsField = WindowManager.LayoutParams.class
                    .getField("FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS");
            getWindow().addFlags(drawsSysBackgroundsField.getInt(null));

            Method setStatusBarColorMethod = Window.class.getDeclaredMethod("setStatusBarColor", int.class);
            Method setNavigationBarColorMethod = Window.class.getDeclaredMethod("setNavigationBarColor",
                    int.class);
            setStatusBarColorMethod.invoke(getWindow(), Color.TRANSPARENT);
            setNavigationBarColorMethod.invoke(getWindow(), Color.TRANSPARENT);
        } catch (NoSuchFieldException e) {
            Log.w(TAG, "NoSuchFieldException while setting up transparent bars");
        } catch (NoSuchMethodException ex) {
            Log.w(TAG, "NoSuchMethodException while setting up transparent bars");
        } catch (IllegalAccessException e) {
            Log.w(TAG, "IllegalAccessException while setting up transparent bars");
        } catch (IllegalArgumentException e) {
            Log.w(TAG, "IllegalArgumentException while setting up transparent bars");
        } catch (InvocationTargetException e) {
            Log.w(TAG, "InvocationTargetException while setting up transparent bars");
        }
    }
}

From source file:at.treedb.db.Base.java

/**
 * Updates an entity./*from   w ww.  ja v  a  2 s .  c  o m*/
 * 
 * @param dao
 *            {@code DAOiface} (data access object)
 * @param user
 *            user who updates the entity
 * @param map
 *            map containing the changes
 * @throws Exception
 */
protected void update(DAOiface dao, User user, UpdateMap map) throws Exception {
    Class<?> c = this.getClass();

    for (Enum<?> field : map.getMap().keySet()) {
        Update u = map.get(field);
        Field f;
        try {
            f = c.getDeclaredField(field.name());
        } catch (java.lang.NoSuchFieldException e) {
            f = c.getSuperclass().getDeclaredField(field.name());
        }
        f.setAccessible(true);
        switch (u.getType()) {
        case STRING:
            f.set(this, u.getString());
            break;
        case DOUBLE:
            f.set(this, u.getDouble());
            break;
        case FLOAT:
            f.set(this, u.getFloat());
            break;
        case LONG:
            f.set(this, u.getLong());
            break;
        case INT:
            f.set(this, u.getInt());
            break;
        case LAZY_BINARY:
        case BINARY:
            f.set(this, u.getBinary());
            break;
        case BOOLEAN:
            f.set(this, u.getBoolean());
            break;
        case DATE:
            f.set(this, u.getDate());
            break;
        case ENUM:
            f.set(this, u.getEnum());
            break;
        case BIGDECIMAL:
            f.set(this, u.getBigDecimal());
            break;
        case ISTRING: {
            DBkey a = f.getAnnotation(DBkey.class);
            if (a == null || !a.value().equals(Istring.class)) {
                throw new Exception("Base.update(): Field type mismatch for an IString");
            }
            ArrayList<IstringDummy> list = u.getIstringDummy();
            // dao.flush();
            for (IstringDummy i : list) {
                Istring istr = null;
                int userId = user != null ? user.getHistId() : 0;
                if (f.getInt(this) == 0) {
                    istr = Istring.create(dao, domain, user, this.getCID(), i.getText(), i.getLanguage());
                } else {
                    istr = Istring.saveOrUpdate(dao, domain, userId, f.getInt(this), i.getText(),
                            i.getLanguage(), i.getCountry(), this.getCID());
                }
                // only for CI make a reference form IString to the owner
                if (this instanceof CI) {
                    istr.setCI(this.getHistId());
                }
                if (f.getInt(this) == 0) {
                    f.setInt(this, istr.getHistId());
                    dao.update(this);
                }
            }
            break;
        }
        case ISTRING_DELETE: {
            DBkey a = f.getAnnotation(DBkey.class);
            if (a == null || !a.value().equals(Istring.class)) {
                throw new Exception("Base.update(): Field type mismatch for an IString");
            }
            ArrayList<IstringDummy> list = u.getIstringDummy();
            for (IstringDummy i : list) {
                if (i.getCountry() == null && i.getLanguage() == null) {
                    Istring.delete(dao, user, f.getInt(this));
                } else if (i.getCountry() == null && i.getLanguage() != null) {
                    Istring.delete(dao, user, f.getInt(this), i.getLanguage());
                } else if (i.getCountry() != null && i.getLanguage() != null) {
                    Istring.delete(dao, user, f.getInt(this), i.getLanguage(), i.getCountry());
                }
            }
            break;
        }
        case IMAGE: {
            DBkey a = f.getAnnotation(DBkey.class);
            if (a == null || !a.value().equals(Image.class)) {
                throw new Exception("Base.update(): Field type mismatch for an Image");
            }
            Image.update(dao, user, f.getInt(this), u.getUpdateMap());
            break;
        }
        case IMAGE_DUMMY: {
            DBkey a = f.getAnnotation(DBkey.class);
            if (a == null || !a.value().equals(Image.class)) {
                throw new Exception("Base.update(): Field type mismatch for an Image");
            }
            int id = f.getInt(this);
            if (id == 0) {
                ImageDummy idummy = u.getImageDummy();
                if (this instanceof User) {
                    User uuser = (User) this;
                    Image i = Image.create(dao, null, user, "userImage_" + Base.getRandomLong(),
                            idummy.getData(), idummy.getMimeType(), idummy.getLicense());
                    uuser.setImage(i.getHistId());
                } else if (this instanceof DBcategory) {
                    DBcategory cat = (DBcategory) this;
                    Image i = Image.create(dao, null, user, "catImage_" + Base.getRandomLong(),
                            idummy.getData(), idummy.getMimeType(), idummy.getLicense());
                    cat.setIcon(i.getHistId());
                } else {
                    throw new Exception("Base.update(): ImageDummy for this relationship is't defined");
                }
            } else {
                Image.update(dao, user, id, u.getImageDummy().getImageUpdateMap());
            }
            break;
        }
        case IMAGE_DELETE: {
            DBkey a = f.getAnnotation(DBkey.class);
            if (a == null || !a.value().equals(Image.class)) {
                throw new Exception("Base.update(): Field type mismatch for an Image");
            }
            Image.delete(dao, user, f.getInt(this));
            f.setInt(this, 0);
            break;
        }
        default:
            throw new Exception("Base.update(): Type not implemented!");
        }
    }
}

From source file:g7.bluesky.launcher3.Launcher.java

/**
 * Sets up transparent navigation and status bars in LMP.
 * This method is a no-op for other platform versions.
 *///w w w . j  a v  a 2 s.c  o m
@TargetApi(19)
private void setupTransparentSystemBarsForLmp() {
    // TODO(sansid): use the APIs directly when compiling against L sdk.
    // Currently we use reflection to access the flags and the API to set the transparency
    // on the System bars.
    if (Utilities.isLmpOrAbove()) {
        try {
            getWindow().getAttributes().systemUiVisibility |= (View.SYSTEM_UI_FLAG_LAYOUT_STABLE
                    | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION);
            getWindow().clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS
                    | WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION);
            Field drawsSysBackgroundsField = WindowManager.LayoutParams.class
                    .getField("FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS");
            getWindow().addFlags(drawsSysBackgroundsField.getInt(null));

            Method setStatusBarColorMethod = Window.class.getDeclaredMethod("setStatusBarColor", int.class);
            Method setNavigationBarColorMethod = Window.class.getDeclaredMethod("setNavigationBarColor",
                    int.class);
            setStatusBarColorMethod.invoke(getWindow(), Color.TRANSPARENT);
            setNavigationBarColorMethod.invoke(getWindow(), Color.TRANSPARENT);
        } catch (NoSuchFieldException e) {
            Log.w(TAG, "NoSuchFieldException while setting up transparent bars");
        } catch (NoSuchMethodException ex) {
            Log.w(TAG, "NoSuchMethodException while setting up transparent bars");
        } catch (IllegalAccessException e) {
            Log.w(TAG, "IllegalAccessException while setting up transparent bars");
        } catch (IllegalArgumentException e) {
            Log.w(TAG, "IllegalArgumentException while setting up transparent bars");
        } catch (InvocationTargetException e) {
            Log.w(TAG, "InvocationTargetException while setting up transparent bars");
        } finally {
        }
    }
}