Example usage for com.google.gwt.dev.asm ClassReader ClassReader

Introduction

In this page you can find the example usage for com.google.gwt.dev.asm ClassReader ClassReader.

Prototype

public ClassReader(final String name) throws IOException 

Source Link

Document

Constructs a new ClassReader object.

Usage

From source file:com.google.web.bindery.requestfactory.server.RequestFactoryInterfaceValidator.java

License:Apache License

/**
 * Load the classfile for the given binary name and apply the provided
 * visitor.//ww w .j a va  2  s.  c o m
 * 
 * @return <code>true</code> if the visitor was successfully visited
 */
private boolean visit(ErrorContext logger, String internalName, ClassVisitor visitor) {
    assert Name.isInternalName(internalName) : "internalName";
    logger.spam("Visiting " + internalName);
    InputStream inputStream = null;
    try {
        inputStream = loader.getResourceAsStream(internalName + ".class");
        if (inputStream == null) {
            logger.poison("Could not find class file for " + internalName);
            return false;
        }
        ClassReader reader = new ClassReader(inputStream);
        reader.accept(visitor, ClassReader.SKIP_CODE | ClassReader.SKIP_DEBUG | ClassReader.SKIP_FRAMES);
        return true;
    } catch (IOException e) {
        logger.poison("Unable to open " + internalName, e);
    } finally {
        if (inputStream != null) {
            try {
                inputStream.close();
            } catch (IOException ignored) {
            }
        }
    }
    return false;
}

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From source file:com.google.web.bindery.requestfactory.server.RequestFactoryJarExtractor.java

License:Apache License

/**
 * Load the classfile for the given binary name and apply the provided
 * visitor.// w ww  .  jav a  2 s  . co m
 * 
 * @return <code>true</code> if the visitor was successfully visited
 */
private static boolean visit(ErrorContext logger, Loader loader, String internalName, ClassVisitor visitor) {
    assert Name.isInternalName(internalName) : "internalName";
    logger.spam("Visiting " + internalName);
    InputStream inputStream = null;
    try {
        inputStream = loader.getResourceAsStream(internalName + ".class");
        if (inputStream == null) {
            System.err.println("Could not find class file for " + internalName);
            logger.poison("Could not find class file for " + internalName);
            return false;
        }
        ClassReader reader = new ClassReader(inputStream);
        reader.accept(visitor, 0);
        return true;
    } catch (IOException e) {
        logger.poison("Unable to open " + internalName, e);
    } finally {
        if (inputStream != null) {
            try {
                inputStream.close();
            } catch (IOException ignored) {
            }
        }
    }
    return false;
}

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