Example usage for org.eclipse.jdt.internal.core SelectionRequestor findMethodFromBinding

Introduction

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

Prototype

public IJavaElement findMethodFromBinding(MethodBinding method, String[] signatures,
        ReferenceBinding declaringClass) 

Source Link

Document

This method returns an IMethod element from the given method and declaring type bindings.

Usage

From source file:com.codenvy.ide.ext.java.server.internal.codeassist.SelectionEngine.java

License:Open Source License

private Object findMethodWithAttachedDocInHierarchy(final MethodBinding method) throws JavaModelException {
    ReferenceBinding type = method.declaringClass;
    final SelectionRequestor requestor1 = (SelectionRequestor) this.requestor;
    return new InheritDocVisitor() {
        public Object visit(ReferenceBinding currType) throws JavaModelException {
            MethodBinding overridden = findOverriddenMethodInType(currType, method);
            if (overridden == null)
                return InheritDocVisitor.CONTINUE;
            TypeBinding args[] = overridden.parameters;
            String names[] = new String[args.length];
            for (int i = 0; i < args.length; i++) {
                names[i] = Signature.createTypeSignature(args[i].sourceName(), false);
            }//from  ww  w.  j a va 2s  .c  om
            IMember member = (IMember) requestor1.findMethodFromBinding(overridden, names,
                    overridden.declaringClass);
            if (member == null)
                return InheritDocVisitor.CONTINUE;
            if (member.getAttachedJavadoc(null) != null) {
                // for binary methods with attached javadoc and no source attached
                return overridden;
            }
            IOpenable openable = member.getOpenable();
            if (openable == null)
                return InheritDocVisitor.CONTINUE;
            IBuffer buf = openable.getBuffer();
            if (buf == null) {
                // no source attachment found. This method maybe the one. Stop.
                return InheritDocVisitor.STOP_BRANCH;
            }

            ISourceRange javadocRange = member.getJavadocRange();
            if (javadocRange == null)
                return InheritDocVisitor.CONTINUE; // this method doesn't have javadoc, continue to look.
            String rawJavadoc = buf.getText(javadocRange.getOffset(), javadocRange.getLength());
            if (rawJavadoc != null) {
                return overridden;
            }
            return InheritDocVisitor.CONTINUE;
        }
    }.visitInheritDoc(type);
}

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