Example usage for org.eclipse.jdt.internal.core BasicCompilationUnit BasicCompilationUnit

Introduction

In this page you can find the example usage for org.eclipse.jdt.internal.core BasicCompilationUnit BasicCompilationUnit.

Prototype

public BasicCompilationUnit(char[] contents, char[][] packageName, String fileName, IJavaElement javaElement) 

Source Link

Usage

From source file:org.eclipse.jdt.internal.core.SourceMapper.java

License:Open Source License

/**
 * Maps the given source code to the given binary type and its children.
 * If a non-null java element is passed, finds the name range for the
 * given java element without storing it.
 *//*  w ww . j a  va2 s.  com*/
public synchronized ISourceRange mapSource(IType type, char[] contents, IBinaryType info,
        IJavaElement elementToFind) {

    this.binaryType = (BinaryType) type;

    // check whether it is already mapped
    if (this.sourceRanges.get(type) != null)
        return (elementToFind != null) ? getNameRange(elementToFind) : null;

    this.importsTable.remove(this.binaryType);
    this.importsCounterTable.remove(this.binaryType);
    this.searchedElement = elementToFind;
    this.types = new IType[1];
    this.typeDeclarationStarts = new int[1];
    this.typeNameRanges = new SourceRange[1];
    this.typeModifiers = new int[1];
    this.typeDepth = -1;
    this.memberDeclarationStart = new int[1];
    this.memberName = new String[1];
    this.memberNameRange = new SourceRange[1];
    this.methodParameterTypes = new char[1][][];
    this.methodParameterNames = new char[1][][];
    this.anonymousCounter = 0;

    HashMap oldSourceRanges = null;
    if (elementToFind != null) {
        oldSourceRanges = (HashMap) this.sourceRanges.clone();
    }
    try {
        IProblemFactory factory = new DefaultProblemFactory();
        SourceElementParser parser = null;
        this.anonymousClassName = 0;
        if (info == null) {
            try {
                info = (IBinaryType) this.binaryType.getElementInfo();
            } catch (JavaModelException e) {
                return null;
            }
        }
        boolean isAnonymousClass = info.isAnonymous();
        char[] fullName = info.getName();
        if (isAnonymousClass) {
            String eltName = this.binaryType.getParent().getElementName();
            eltName = eltName.substring(eltName.lastIndexOf('$') + 1, eltName.length());
            try {
                this.anonymousClassName = Integer.parseInt(eltName);
            } catch (NumberFormatException e) {
                // ignore
            }
        }
        boolean doFullParse = hasToRetrieveSourceRangesForLocalClass(fullName);
        // GROOVY start
        /* old {
        parser = new SourceElementParser(this, factory, new CompilerOptions(this.options), doFullParse, true/*optimize string literals..);
        } new */
        parser = LanguageSupportFactory.getSourceElementParser(this, factory, new CompilerOptions(this.options),
                doFullParse, true/*optimize string literals*/, true);
        // GROOVY end
        parser.javadocParser.checkDocComment = false; // disable javadoc parsing
        IJavaElement javaElement = this.binaryType.getCompilationUnit();
        if (javaElement == null)
            javaElement = this.binaryType.getParent();
        parser.parseCompilationUnit(
                new BasicCompilationUnit(contents, null, this.binaryType.sourceFileName(info), javaElement),
                doFullParse, null/*no progress*/);
        // GROOVY start
        // if this is an interesting file in an interesting project,
        // then filter out all binary members that do not have a direct
        // mapping to the source
        IProject project = javaElement.getJavaProject().getProject();
        if (LanguageSupportFactory.isInterestingProject(project)
                && LanguageSupportFactory.isInterestingSourceFile(this.binaryType.getSourceFileName(info))) {
            LanguageSupportFactory.filterNonSourceMembers(this.binaryType);
        }

        // GROOVY end
        if (elementToFind != null) {
            ISourceRange range = getNameRange(elementToFind);
            return range;
        } else {
            return null;
        }
    } finally {
        if (elementToFind != null) {
            this.sourceRanges = oldSourceRanges;
        }
        this.binaryType = null;
        this.searchedElement = null;
        this.types = null;
        this.typeDeclarationStarts = null;
        this.typeNameRanges = null;
        this.typeDepth = -1;
    }
}

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