Example usage for com.google.gwt.core.ext.linker CompilationResult getJavaScript

List of usage examples for com.google.gwt.core.ext.linker CompilationResult getJavaScript

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Introduction

In this page you can find the example usage for com.google.gwt.core.ext.linker CompilationResult getJavaScript.

Prototype

public abstract String[] getJavaScript();

Source Link

Document

Returns the JavaScript compilation.

Usage

From source file:com.ait.toolkit.node.dev.linker.NodeJsLinker.java

License:Open Source License

@Override
public ArtifactSet link(TreeLogger logger, LinkerContext context, ArtifactSet artifacts)
        throws UnableToCompleteException {
    ArtifactSet toReturn = new ArtifactSet(artifacts);
    DefaultTextOutput out = new DefaultTextOutput(true);
    // inject other scripts
    // for (ScriptReference resource :
    // artifacts.find(ScriptReference.class)) {
    // out.print(resource.toString());
    // }// ww w .  j a  va2  s  .  co  m
    // closure
    // out.print("(function () {");
    // out.newline();
    // grab compilation result
    Set<CompilationResult> results = artifacts.find(CompilationResult.class);
    CompilationResult result = null;
    if (results.size() > 1) {
        logger.log(TreeLogger.ERROR, "The module must have exactly one distinct"
                + " permutation when using the " + getDescription() + " Linker.", null);
        throw new UnableToCompleteException();
    } else if (!results.isEmpty()) {
        result = results.iterator().next();
        // dump JS
        String[] js = result.getJavaScript();
        if (js.length != 1) {
            logger.log(TreeLogger.ERROR, "The module must not have multiple fragments when using the "
                    + getDescription() + " Linker.", null);
            throw new UnableToCompleteException();
        }
        out.print(js[0]);
        out.newline();
    }
    out.print("var $stats = function() { };");
    out.newline();
    out.print("var $sessionId = function() { };");
    out.newline();
    // global window
    // TODO: check this against jsdom
    // out.print("var window = { };");
    // out.newline();
    // preload code
    addPreloadCode(logger, context, artifacts, result, out);
    out.newline();
    out.print("gwtOnLoad(null, '" + context.getModuleName() + "', null);");
    out.newline();
    // out.print("})();");
    // out.newline();
    // and to string
    toReturn.add(emitString(logger, out.toString(), context.getModuleName() + ".js"));
    return toReturn;
}

From source file:com.chrome.gwt.linker.ExtensionLinker.java

License:Apache License

private static String generateHtmlContents(TreeLogger logger, CompilationResult js)
        throws UnableToCompleteException {
    // Thou shalt not reference $doc or $wnd !!!
    String compiledJs = js.getJavaScript()[0];

    // Work around for GWT 2.0, there are 2 harmless $wnd references that creep
    // in//  w ww.j  a v a  2  s.  c o  m
    checkForDisallowedJs(compiledJs, "\\$wnd", 2, logger);
    checkForDisallowedJs(compiledJs, "\\$doc", 0, logger);

    final StringBuffer buffer = new StringBuffer();
    buffer.append("<html>");
    buffer.append("<head></head>");
    buffer.append("<body>");
    buffer.append("<script>var $stats;\n" + compiledJs + "gwtOnLoad();\n</script>");
    buffer.append("</body>");
    buffer.append("</html>");
    return buffer.toString();
}

From source file:com.emitrom.ti4j.mobile.hybrid.linker.TiMobileHybridLinker.java

License:Apache License

public ArtifactSet link(TreeLogger logger, LinkerContext context, ArtifactSet artifacts)
        throws UnableToCompleteException {

    ArtifactSet toReturn = new ArtifactSet(artifacts);
    DefaultTextOutput out = new DefaultTextOutput(true);
    long compilationTime = System.currentTimeMillis();
    out.print("(function(){");
    out.newline();/*from  w w  w. jav a2s  .c  om*/

    // get compilation result
    Set<CompilationResult> results = artifacts.find(CompilationResult.class);
    if (results.size() == 0) {
        logger.log(TreeLogger.WARN, "Requested 0 permutations");
        return toReturn;
    }

    CompilationResult result = results.iterator().next();

    // get the generated javascript
    String[] javaScript = result.getJavaScript();
    out.print("var $wnd;var $doc;");
    out.print("var $moduleName, $moduleBase;");
    out.newline();
    out.print("if(typeof(window) != 'undefined'){ $wnd = window;  $doc = $wnd.document; }");
    out.newline();
    out.print("var $gwt_version = \"" + About.getGwtVersionNum() + "\";");
    out.newlineOpt();
    out.print(javaScript[0]);
    out.newline();
    out.print("var $stats = function(){};");
    out.newline();
    out.print("var $sessionId = function(){};");
    out.newline();
    out.print("var navigator = {};");
    out.newline();
    out.print("navigator.userAgent = 'timobile';");
    out.newline();
    out.print("$strongName = '" + result.getStrongName() + "';");
    out.newline();
    out.print("$ti4jCompilationDate = " + compilationTime + ";");
    out.newline();
    out.print("gwtOnLoad(null,'" + context.getModuleName() + "',null);");
    out.newline();
    out.print("})();");
    out.newline();

    toReturn.add(emitString(logger, out.toString(), context.getModuleName() + ".js"));
    // toReturn.add(emitString(logger, Long.toString(compilationTime),
    // APP_COMPILATION_FILE_NAME));

    return toReturn;
}

From source file:com.envjs.gwt.linker.ServerSingleScriptLinker.java

License:Apache License

@Override
protected Collection<EmittedArtifact> doEmitCompilation(TreeLogger logger, LinkerContext context,
        CompilationResult result) throws UnableToCompleteException {
    if (result.getJavaScript().length != 1) {
        logger.branch(TreeLogger.ERROR,//from   w  w w  .  ja  va  2s . co m
                "The module must not have multiple fragments when using the " + getDescription() + " Linker.",
                null);
        throw new UnableToCompleteException();
    }
    return super.doEmitCompilation(logger, context, result);
}

From source file:com.envjs.gwt.linker.ServerSingleScriptLinker.java

License:Apache License

@Override
protected EmittedArtifact emitSelectionScript(TreeLogger logger, LinkerContext context, ArtifactSet artifacts)
        throws UnableToCompleteException {

    DefaultTextOutput out = new DefaultTextOutput(true);

    // Emit the selection script.
    // this for 'real browsers' to load the script
    // we don't need this.
    /*/*w w w.  j a  v a  2  s.co m*/
    String bootstrap = generateSelectionScript(logger, context, artifacts);
    bootstrap = context.optimizeJavaScript(logger, bootstrap);
    out.print(bootstrap);
    out.newlineOpt();
    */

    // we need a ref to the top level window
    //  it is referenced in the closure below
    out.print("var $_window = this;");
    out.newlineOpt();

    // this is a hack to make backwards compatible
    out.print("var __defineParser__ = function(){};");
    out.newlineOpt();

    // Emit the module's JS a closure.
    out.newlineOpt();
    out.print("(function () {");
    out.newlineOpt();
    out.print("var $gwt_version = \"" + About.getGwtVersionNum() + "\";");
    out.newlineOpt();
    out.print("var $wnd = $_window;");
    out.newlineOpt();
    out.print("var $doc = $wnd.document;");
    out.newlineOpt();
    out.print("var $moduleName, $moduleBase;");
    out.newlineOpt();
    out.print("var $stats = $wnd.__gwtStatsEvent ? function(a) {$wnd.__gwtStatsEvent(a)} : null;");
    out.newlineOpt();

    // Find the single CompilationResult
    Set<CompilationResult> results = artifacts.find(CompilationResult.class);
    if (results.size() != 1) {
        logger.log(TreeLogger.ERROR, "The module must have exactly one distinct"
                + " permutation when using the " + getDescription() + " Linker.", null);
        throw new UnableToCompleteException();
    }
    CompilationResult result = results.iterator().next();

    out.print("var $strongName = '" + result.getStrongName() + "';");
    out.newlineOpt();

    String[] js = result.getJavaScript();
    if (js.length != 1) {
        logger.log(TreeLogger.ERROR,
                "The module must not have multiple fragments when using the " + getDescription() + " Linker.",
                null);
        throw new UnableToCompleteException();
    }

    out.print(js[0]);

    // Generate the call to tell the bootstrap code that we're ready to go.
    out.newlineOpt();

    // the original code setup an "onScriptLoad" event. 
    // Here we just do it
    out.print("gwtOnLoad();");

    out.newlineOpt();
    out.print("})();");
    out.newlineOpt();

    return emitString(logger, out.toString(), context.getModuleName() + ".nocache.js");
}

From source file:com.google.javascript.jscomp.gwt.linker.MinimalLinker.java

License:Apache License

@Override
public ArtifactSet link(TreeLogger logger, LinkerContext context, ArtifactSet artifacts, boolean onePermutation)
        throws UnableToCompleteException {
    ArtifactSet toReturn = new ArtifactSet(artifacts);
    ArtifactSet writableArtifacts = new ArtifactSet(artifacts);

    for (CompilationResult result : toReturn.find(CompilationResult.class)) {
        String[] js = result.getJavaScript();
        Preconditions.checkArgument(js.length == 1, "MinimalLinker doesn't support GWT.runAsync");

        byte[] primary = Util.getBytes(PREFIX + js[0] + SUFFIX);
        toReturn.add(emitBytes(logger, primary, context.getModuleName() + ".js"));
    }//from  w w w .  j  av  a2 s .c  o  m

    for (SymbolMapsLinker.ScriptFragmentEditsArtifact ea : writableArtifacts
            .find(SymbolMapsLinker.ScriptFragmentEditsArtifact.class)) {
        toReturn.add(ea);
    }
    return toReturn;
}

From source file:delight.gwt.simplelinker.SimpleLinker.java

License:Apache License

@Override
public ArtifactSet link(final TreeLogger logger, final LinkerContext context, final ArtifactSet artifacts)
        throws UnableToCompleteException {
    final ArtifactSet toReturn = new ArtifactSet(artifacts);
    final DefaultTextOutput out = new DefaultTextOutput(true);

    // out.print("var $stats = function() { };");
    out.print("var $_window = this;");
    out.newline();/*from w w  w. j  a v  a 2s  .  co m*/
    out.print("var $gwt_version = \"" + About.getGwtVersionNum() + "\";");
    out.newline();
    out.print("var $stats = $wnd.__gwtStatsEvent ? function(a) {$wnd.__gwtStatsEvent(a)} : null;");
    out.newline();
    out.print("var $sessionId = function() { };");
    out.newline();

    final Set<CompilationResult> results = artifacts.find(CompilationResult.class);
    CompilationResult result = null;
    if (results.size() > 1) {
        logger.log(TreeLogger.ERROR, "The module must have exactly one distinct"
                + " permutation when using the " + getDescription() + " Linker.", null);
        throw new UnableToCompleteException();
    } else if (!results.isEmpty()) {
        result = results.iterator().next();
        // dump JS
        final String[] js = result.getJavaScript();
        if (js.length != 1) {
            logger.log(TreeLogger.ERROR, "The module must not have multiple fragments when using the "
                    + getDescription() + " Linker.", null);
            throw new UnableToCompleteException();
        }
        out.print(js[0]);
        out.newline();
    }

    addPreloadCode(logger, context, artifacts, result, out);
    out.newline();
    out.print("gwtOnLoad(null, '" + context.getModuleName() + "', null);");
    out.newline();
    // out.print("})();");
    // out.newline();
    // and to string
    toReturn.add(emitString(logger, out.toString(), context.getModuleName() + ".js"));
    return toReturn;
}

From source file:gwt.ns.webworker.linker.WorkerCompilationLinker.java

License:Apache License

/**
 * Searches for all instances of a placeholder String in a
 * CompilationResult. If found, they are replaced as specified and a
 * new CompilationResult, with a newly generated strong name, is returned.
 * If no occurrences were found, the original CompilationResult is
 * returned./*  w  w  w  . j  a v  a  2  s  .c o m*/
 * 
 * @param logger
 * @param result CompilationResult to process
 * @param placeholder String to be replaced
 * @param replacement String to insert in place of placeholder
 * 
 * @return A CompilationResult suitable for emitting
 */
public CompilationResult replacePlaceholder(TreeLogger logger, CompilationResult result, String placeholder,
        String replacement) {

    boolean needsMod = false;

    String[] js = result.getJavaScript();
    StringBuffer[] jsbuf = new StringBuffer[js.length];
    for (int i = 0; i < jsbuf.length; i++) {
        jsbuf[i] = new StringBuffer(js[i]);
    }

    // search and replace in all fragments
    for (StringBuffer fragment : jsbuf) {
        needsMod |= replaceAll(fragment, placeholder, replacement);
    }

    // by default, returning unaltered result
    CompilationResult toReturn = result;

    // code has been altered, need to create new CompilationResult
    if (needsMod) {
        logger.log(TreeLogger.SPAM,
                "Compilation permutation " + result.getPermutationId() + " being modified.");

        // new js for compilation result
        byte[][] newcode = new byte[jsbuf.length][];
        for (int i = 0; i < jsbuf.length; i++) {
            newcode[i] = Util.getBytes(jsbuf[i].toString());
        }

        // new strong name
        String strongName = Util.computeStrongName(newcode);

        // same symbolMap copied over since none altered
        // symbolMap a little more complicated
        // can only get deserialized version, need to reserialize
        // code from com.google.gwt.dev.jjs.JavaToJavaScriptCompiler
        // TODO: turns out this can get pretty bad. Workaround?
        SymbolData[] symbolMap = result.getSymbolMap();
        byte[] serializedSymbolMap;
        try {
            ByteArrayOutputStream baos = new ByteArrayOutputStream();
            Util.writeObjectToStream(baos, (Object) symbolMap);
            serializedSymbolMap = baos.toByteArray();
        } catch (IOException e) {
            // should still never happen
            logger.log(TreeLogger.ERROR, "IOException while reserializing " + "SymbolMap.");
            throw new RuntimeException("Should never happen with in-memory stream", e);
        }

        StandardCompilationResult altered = new StandardCompilationResult(strongName, newcode,
                serializedSymbolMap, result.getStatementRanges(), result.getPermutationId());

        // need to copy permutation properties to new result
        for (Map<SelectionProperty, String> propertyMap : result.getPropertyMap()) {
            altered.addSelectionPermutation(propertyMap);
        }

        toReturn = altered;

        logger.log(TreeLogger.SPAM, "Compilation permuation " + toReturn.getPermutationId()
                + " altered to include path to worker script(s).");
    }

    return toReturn;
}

From source file:gwt.ns.webworker.linker.WorkerModuleLinker.java

License:Apache License

@Override
protected Collection<EmittedArtifact> doEmitCompilation(TreeLogger logger, LinkerContext context,
        CompilationResult result) throws UnableToCompleteException {

    if (result.getJavaScript().length != 1) {
        logger.branch(TreeLogger.ERROR,//  w w w .ja  v a  2  s  .c o m
                "The module must not have multiple fragments when using the " + getDescription() + " Linker.",
                null);
        throw new UnableToCompleteException();
    }

    return super.doEmitCompilation(logger, context, result);
}

From source file:gwt.ns.webworker.linker.WorkerModuleLinker.java

License:Apache License

@Override
protected EmittedArtifact emitSelectionScript(TreeLogger logger, LinkerContext context, ArtifactSet artifacts)
        throws UnableToCompleteException {

    DefaultTextOutput out = new DefaultTextOutput(true);

    // Emit the selection script from template
    String bootstrap = generateSelectionScript(logger, context, artifacts);
    bootstrap = context.optimizeJavaScript(logger, bootstrap);
    out.print(bootstrap);// w  ww .j a  v  a  2 s  .  c  o  m
    out.newlineOpt();

    // Emit the module's JS within a closure.
    out.print("(function () {");
    out.newlineOpt();
    out.print("var $gwt_version = \"" + About.getGwtVersionNum() + "\";");
    out.newlineOpt();

    /* Point $wnd and $doc to insideWorker global scope. Shouldn't be used, but there
     * in case preexisting code uses either as a generic global variable
     * normal access of $wnd and $doc attributes and methods will be broken,
     * per Worker spec
     */
    out.print("var $self = self;");
    out.newlineOpt();
    out.print("var $wnd = self;");
    out.newlineOpt();
    out.print("var $doc = self;");
    out.newlineOpt();

    out.print("var $moduleName, $moduleBase;"); //needed if no stats/error handling?
    out.newlineOpt();
    out.print("var $stats = null;");
    out.newlineOpt();

    // append module code

    // Find the single CompilationResult
    Set<CompilationResult> results = artifacts.find(CompilationResult.class);
    if (results.size() != 1) {
        logger.log(TreeLogger.ERROR, "The module must have exactly one distinct"
                + " permutation when using the " + getDescription() + " Linker.", null);

        // give a hint to reason for failure
        logPermutationProperties(logger, context.getProperties());

        throw new UnableToCompleteException();
    }
    CompilationResult result = results.iterator().next();

    out.print("var $strongName = '" + result.getStrongName() + "';");
    out.newlineOpt();

    // get actual compiled javascript and output
    // only one fragment currently supported (no runAsync)
    String[] js = result.getJavaScript();
    if (js.length != 1) {
        logger.log(TreeLogger.ERROR,
                "The module must not have multiple fragments when using the " + getDescription()
                        + " Linker. Use of GWT.runAsync within Worker"
                        + " code is the most likely cause of this error.",
                null);
        throw new UnableToCompleteException();
    }
    out.print(js[0]);

    // Generate the call to tell the bootstrap code that we're ready to go.
    out.newlineOpt();
    out.print("if (" + context.getModuleFunctionName() + ") " + context.getModuleFunctionName()
            + ".onScriptLoad(gwtOnLoad);");
    out.newlineOpt();
    out.print("})();");
    out.newlineOpt();

    // TODO: this naming scheme helps WorkerCompilationLinker, but users
    // compiling separate worker scripts may desire a strong file name
    return emitString(logger, out.toString(), context.getModuleName() + WORKER_EXTENSION);
}