Java CompilerEnvirons类代码示例

import org.mozilla.javascript.CompilerEnvirons; //导入依赖的package包/类
private AstRoot parse(String string, boolean jsdoc) {
    CompilerEnvirons environment = new CompilerEnvirons();

    TestErrorReporter testErrorReporter = new TestErrorReporter(null, null);
    environment.setErrorReporter(testErrorReporter);

    environment.setRecordingComments(true);
    environment.setRecordingLocalJsDocComments(jsdoc);

    Parser p = new Parser(environment, testErrorReporter);
    AstRoot script = p.parse(string, null, 0);

    assertTrue(testErrorReporter.hasEncounteredAllErrors());
    assertTrue(testErrorReporter.hasEncounteredAllWarnings());

    return script;
}
 

import org.mozilla.javascript.CompilerEnvirons; //导入依赖的package包/类
private AstRoot parseAsReader(String string) throws IOException {
    CompilerEnvirons environment = new CompilerEnvirons();

    TestErrorReporter testErrorReporter = new TestErrorReporter(null, null);
    environment.setErrorReporter(testErrorReporter);

    environment.setRecordingComments(true);
    environment.setRecordingLocalJsDocComments(true);

    Parser p = new Parser(environment, testErrorReporter);
    AstRoot script = p.parse(new StringReader(string), null, 0);

    assertTrue(testErrorReporter.hasEncounteredAllErrors());
    assertTrue(testErrorReporter.hasEncounteredAllWarnings());

    return script;
}
 

import org.mozilla.javascript.CompilerEnvirons; //导入依赖的package包/类
/**
 * Compiles {@code source} and returns the transformed and optimized
 * {@link ScriptNode}
 */
protected ScriptNode compile(CharSequence source) {
    final String mainMethodClassName = "Main";
    final String scriptClassName = "Main";

    CompilerEnvirons compilerEnv = new CompilerEnvirons();
    compilerEnv.initFromContext(cx);
    Parser p = new Parser(compilerEnv);
    AstRoot ast = p.parse(source.toString(), "<eval>", 1);
    IRFactory irf = new IRFactory(compilerEnv);
    ScriptNode tree = irf.transformTree(ast);

    Codegen codegen = new Codegen();
    codegen.setMainMethodClass(mainMethodClassName);
    codegen.compileToClassFile(compilerEnv, scriptClassName, tree, tree.getEncodedSource(),
            false);

    return tree;
}
 

import org.mozilla.javascript.CompilerEnvirons; //导入依赖的package包/类
/**
 * Compiles {@code source} and returns the transformed and optimized
 * {@link ScriptNode}
 */
protected ScriptNode compile(CharSequence source) {
    final String mainMethodClassName = "Main";
    final String scriptClassName = "Main";

    CompilerEnvirons compilerEnv = new CompilerEnvirons();
    compilerEnv.initFromContext(cx);
    ErrorReporter compilationErrorReporter = compilerEnv
            .getErrorReporter();
    Parser p = new Parser(compilerEnv, compilationErrorReporter);
    AstRoot ast = p.parse(source.toString(), "<eval>", 1);
    IRFactory irf = new IRFactory(compilerEnv);
    ScriptNode tree = irf.transformTree(ast);

    Codegen codegen = new Codegen();
    codegen.setMainMethodClass(mainMethodClassName);
    codegen.compileToClassFile(compilerEnv, scriptClassName, tree,
            tree.getEncodedSource(), false);

    return tree;
}
 

import org.mozilla.javascript.CompilerEnvirons; //导入依赖的package包/类
/**
 * @return a tree representation of the parsed JavaScript file
 * @throws IOException
 */
public ScriptOrFnNode parse() throws IOException {

  if (nodeTree == null) {
    Reader reader = new FileReader(jsFile);

    CompilerEnvirons compilerEnv = new CompilerEnvirons();
    ErrorReporter errorReporter = compilerEnv.getErrorReporter();

    Parser parser = new Parser(compilerEnv, errorReporter);

    String sourceURI;

    try {
      sourceURI = jsFile.getCanonicalPath();
    } catch (IOException e) {
      sourceURI = jsFile.toString();
    }

    nodeTree = parser.parse(reader, sourceURI, 1);
  }
  return nodeTree;
}
 

import org.mozilla.javascript.CompilerEnvirons; //导入依赖的package包/类
/**
 * Scan the given file for class definitions and accumulate dependencies.
 */
private void scan(final File source) throws IOException {
  log.debug("Scanning: " + source);

  ErrorReporter errorReporter = new LogErrorReporter(log);

  CompilerEnvirons env = new CompilerEnvirons();
  env.setErrorReporter(errorReporter);

  Parser parser = new Parser(env, errorReporter);
  Reader reader = new BufferedReader(new FileReader(source));
  try {
    AstRoot root = parser.parse(reader, source.getAbsolutePath(), 0);
    DependencyAccumulator visitor = new DependencyAccumulator(source);
    root.visit(visitor);

    // complain if no def was found in this source
    if (visitor.current == null) {
      log.warn("No class definition was found while processing: " + source);
    }
  }
  finally {
    reader.close();
  }
}
 

import org.mozilla.javascript.CompilerEnvirons; //导入依赖的package包/类
/**
 * Constructor.
 * 
 * @throws LanguageAdapterException
 *         In case of an initialization error
 */
public RhinoAdapter() throws LanguageAdapterException
{
	super( "Rhino", getImplementationVersion(), "JavaScript", getLanguageVersion(), Arrays.asList( "js", "javascript", "rhino" ), "js", Arrays.asList( "javascript", "js", "rhino" ), "rhino" );

	CompilerEnvirons compilerEnvirons = new CompilerEnvirons();
	compilerEnvirons.setOptimizationLevel( getOptimizationLevel() );
	classCompiler = new ClassCompiler( compilerEnvirons );
	Context context = enterContext();
	try
	{
		generatedClassLoader = context.createClassLoader( RhinoAdapter.class.getClassLoader() );
	}
	finally
	{
		Context.exit();
	}
}
 

import org.mozilla.javascript.CompilerEnvirons; //导入依赖的package包/类
/**
 *
 * @param fileName
 * @param staticMethods
 * @param staticFields
 * @return
 * @throws FileNotFoundException
 * @throws IOException
 */
Collection<JsFile> parseFile(final String fileName,
    final List<JsMethod> staticMethods,
    final Map<String, JsElement> staticFields)
        throws FileNotFoundException, IOException {
  try (final Reader reader = new FileReader(fileName)) {
    final CompilerEnvirons env = new CompilerEnvirons();
    env.setRecordingLocalJsDocComments(true);
    env.setAllowSharpComments(true);
    env.setRecordingComments(true);
    final AstRoot node = new Parser(env).parse(reader, fileName, 1);
    final JavaScriptFileParser parser = new JavaScriptFileParser(fileName);
    node.visitAll(parser);
    staticMethods.addAll(parser.getStaticMethods());
    staticFields.putAll(parser.getConsts());
    return parser.getFiles();
  }
}
 

import org.mozilla.javascript.CompilerEnvirons; //导入依赖的package包/类
/**
 * 
 * @param expr
 * @param objectName
 * @return
 */
private static String getReferencedScriptObject( String expr,
		String objectName )
{
	if ( expr == null )
		return null;
	try
	{
		Context cx = Context.enter( );
		CompilerEnvirons ce = new CompilerEnvirons( );
		Parser p = new Parser( ce, cx.getErrorReporter( ) );
		AstRoot tree = p.parse( expr, null, 0 );
		IRFactory ir = new IRFactory( ce );
		ScriptNode script = ir.transformTree( tree );
		return getScriptObjectName( script, objectName );
	}
	finally
	{
		Context.exit( );
	}
}
 

import org.mozilla.javascript.CompilerEnvirons; //导入依赖的package包/类
/**
 * 
 * @param expr
 * @param objectName
 * @return
 */
public static String getReferencedScriptObject( String expr,
		String objectName )
{
	if ( expr == null )
		return null;
	try
	{
		Context cx = Context.enter( );
		CompilerEnvirons ce = new CompilerEnvirons( );
		Parser p = new Parser( ce, cx.getErrorReporter( ) );
		AstRoot tree = p.parse( expr, null, 0 );
		Node root = new IRFactory( ce).transformTree(tree);

		return getScriptObjectName( root, objectName );
	}
	catch( Exception ex )
	{
		return null;
	}
	finally
	{
		Context.exit( );
	}
}
 

import org.mozilla.javascript.CompilerEnvirons; //导入依赖的package包/类
public void parseScript(String scriptText, TypeDeclarationOptions options)
{
	if(scriptText != null && scriptText.length() > 0)
	{
		CompilerEnvirons env = JavaScriptParser.createCompilerEnvironment(new JavaScriptParser.JSErrorReporter(), provider.getLanguageSupport());
		Parser parser = new Parser(env);
		StringReader r = new StringReader(scriptText);
		try {
			AstRoot root = parser.parse(r, null, 0);
			CodeBlock block = provider.iterateAstRoot(root, preProcessingCompletions, "", Integer.MAX_VALUE, options);
			provider.recursivelyAddLocalVars(preProcessingCompletions, block, 0, null, false, true);
		}
		catch(IOException io) {
			//ignore this
		}
	}
}
 

import org.mozilla.javascript.CompilerEnvirons; //导入依赖的package包/类
/**
 * Compiles Text and resolves the type.
 * e.g 
 * "Hello World".length; //resolve as a Number
 * 
 * @param text to compile and resolve  
 */
@Override
public JavaScriptType compileText(String text) throws IOException {
	CompilerEnvirons env = JavaScriptParser.createCompilerEnvironment(new JavaScriptParser.JSErrorReporter(), provider.getLanguageSupport());
	
	String parseText = JavaScriptHelper.removeLastDotFromText(text);
	
	int charIndex = JavaScriptHelper.findIndexOfFirstOpeningBracket(parseText);
	env.setRecoverFromErrors(true);
	Parser parser = new Parser(env);
	StringReader r = new StringReader(parseText);
	AstRoot root = parser.parse(r, null, 0);
	CompilerNodeVisitor visitor = new CompilerNodeVisitor(charIndex == 0);
	root.visitAll(visitor);
	return lastJavaScriptType;
}
 

import org.mozilla.javascript.CompilerEnvirons; //导入依赖的package包/类
/**
 * Resolve node type to TypeDeclaration. Called instead of #compileText(String text) when document is already parsed
 * @param node AstNode to resolve
 * @return TypeDeclaration for node or null if not found.
 */
@Override
public TypeDeclaration resolveParamNode(String text) throws IOException {
	
	if(text != null) {
		CompilerEnvirons env = JavaScriptParser.createCompilerEnvironment(new JavaScriptParser.JSErrorReporter(), provider.getLanguageSupport());
		
		
		int charIndex = JavaScriptHelper.findIndexOfFirstOpeningBracket(text);
		env.setRecoverFromErrors(true);
		Parser parser = new Parser(env);
		StringReader r = new StringReader(text);
		AstRoot root = parser.parse(r, null, 0);
		CompilerNodeVisitor visitor = new CompilerNodeVisitor(charIndex == 0);
		root.visitAll(visitor);
	}
	
	return lastJavaScriptType != null ? lastJavaScriptType.getType()
			: provider.getTypesFactory().getDefaultTypeDeclaration();
}
 

import org.mozilla.javascript.CompilerEnvirons; //导入依赖的package包/类
/**
 * Creates options for Rhino based off of the user's preferences.
 *
 * @param errorHandler The container for errors found while parsing.
 * @return The properties for the JS compiler to use.
 */
public static CompilerEnvirons createCompilerEnvironment(ErrorReporter
		errorHandler, JavaScriptLanguageSupport langSupport) {
	CompilerEnvirons env = new CompilerEnvirons();
	env.setErrorReporter(errorHandler);
	env.setIdeMode(true);
	env.setRecordingComments(true);
	env.setRecordingLocalJsDocComments(true);
	env.setRecoverFromErrors(true);
	if(langSupport != null) {
		env.setXmlAvailable(langSupport.isXmlAvailable());
		env.setStrictMode(langSupport.isStrictMode());
		int version = langSupport.getLanguageVersion();
		if (version > 0) {
			Logger.log("[JavaScriptParser]: JS language version set to: " + version);
			env.setLanguageVersion(version);
		}
	}
	return env;
}
 

import org.mozilla.javascript.CompilerEnvirons; //导入依赖的package包/类
private AstRoot parse(CharSequence cs) {
    CompilerEnvirons compilerEnv = new CompilerEnvirons();
    compilerEnv.initFromContext(cx);
    ErrorReporter compilationErrorReporter = compilerEnv.getErrorReporter();
    Parser p = new Parser(compilerEnv, compilationErrorReporter);
    return p.parse(cs.toString(), "<eval>", 1);
}