Examples with ClassReader org.objectweb.asm.ClassReader used on opensource projects

Example 41 with ClassReader

use of org.objectweb.asm.ClassReader in project spring-loaded by spring-projects.

the class SpringPlugin method bytesWithInstanceCreationCaptured.

/**
	 * Modify the supplied bytes such that constructors are intercepted and will invoke the specified class/method so
	 * that the instances can be tracked.
	 *
	 * @return modified bytes for the class
	 */
private byte[] bytesWithInstanceCreationCaptured(byte[] bytes, String classToCall, String methodToCall) {
    ClassReader cr = new ClassReader(bytes);
    ClassVisitingConstructorAppender ca = new ClassVisitingConstructorAppender(classToCall, methodToCall);
    cr.accept(ca, 0);
    byte[] newbytes = ca.getBytes();
    return newbytes;
}

Example 42 with ClassReader

use of org.objectweb.asm.ClassReader in project spring-loaded by spring-projects.

the class EmptyCtor method invoke.

/**
	 * Empty the constructors with the specified descriptors.
	 * 
	 * @param bytesIn input class as bytes
	 * @param descriptors descriptors of interest (e.g. "()V")
	 * @return modified class as byte array
	 */
public static byte[] invoke(byte[] bytesIn, String... descriptors) {
    ClassReader cr = new ClassReader(bytesIn);
    EmptyCtor ca = new EmptyCtor(descriptors);
    cr.accept(ca, 0);
    byte[] newbytes = ca.getBytes();
    return newbytes;
}

Example 43 with ClassReader

use of org.objectweb.asm.ClassReader in project spring-loaded by spring-projects.

the class ClassPrinter method print.

public static void print(byte[] bytes, boolean includeBytecode) {
    ClassReader reader = new ClassReader(bytes);
    reader.accept(new ClassPrinter(System.out, includeBytecode ? INCLUDE_BYTECODE : 0), 0);
}

Example 44 with ClassReader

use of org.objectweb.asm.ClassReader in project spring-loaded by spring-projects.

the class ClassPrinter method print.

public static void print(byte[] bytes, int includeFlags) {
    ClassReader reader = new ClassReader(bytes);
    reader.accept(new ClassPrinter(System.out, includeFlags), 0);
}

Example 45 with ClassReader

use of org.objectweb.asm.ClassReader in project spring-loaded by spring-projects.

the class ClassPrinter method print.

public static void print(PrintStream printStream, byte[] bytes, boolean includeBytecode) {
    ClassReader reader = new ClassReader(bytes);
    reader.accept(new ClassPrinter(printStream, includeBytecode ? INCLUDE_BYTECODE : 0), 0);
}