org.apache.commons.digester3.RecordedInvocation Maven / Gradle / Ivy
package org.apache.commons.digester3;
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
import java.lang.reflect.Method;
/**
* Detached representation of a method invocation.
* From Commons [proxy] v2 branch.
* @author James Carman
* @since 3.2
*/
final class RecordedInvocation
{
//******************************************************************************************************************
// Fields
//******************************************************************************************************************
private final Method invokedMethod;
private final Object[] arguments;
//******************************************************************************************************************
// Constructors
//******************************************************************************************************************
/**
* Create a new RecordedInvocation instance.
*
* @param invokedMethod
* @param arguments
*/
public RecordedInvocation( Method invokedMethod, Object[] arguments )
{
this.invokedMethod = invokedMethod;
this.arguments = arguments;
}
//******************************************************************************************************************
// Canonical Methods
//******************************************************************************************************************
/**
* Get the invokedMethod.
*
* @return Method
*/
public Method getInvokedMethod()
{
return invokedMethod;
}
/**
* Get the arguments.
*
* @return Object[]
*/
public Object[] getArguments()
{
return arguments;
}
/**
* {@inheritDoc}
*/
@Override
public String toString()
{
StringBuilder buffer = new StringBuilder();
buffer.append( invokedMethod.getDeclaringClass().getName() );
buffer.append( "." );
buffer.append( invokedMethod.getName() );
buffer.append( "(" );
int count = arguments.length;
for ( int i = 0; i < count; i++ )
{
Object arg = arguments[i];
if ( i > 0 )
{
buffer.append( ", " );
}
convert( buffer, arg );
}
buffer.append( ")" );
return buffer.toString();
}
/**
* Add a string representation of input to buffer.
*
* @param buffer the buffer to append the string representation of the input object.
* @param input the input object has to be serialized to string.
*/
protected void convert( StringBuilder buffer, Object input )
{
if ( input == null )
{
buffer.append( "" );
return;
}
// Primitive types, and non-object arrays
// use toString().
if ( !( input instanceof Object[] ) )
{
buffer.append( input.toString() );
return;
}
else
{
buffer.append( "(" );
buffer.append( input.getClass().getSimpleName() );
buffer.append( "){" );
Object[] array = (Object[]) input;
int count = array.length;
for ( int i = 0; i < count; i++ )
{
if ( i > 0 )
{
buffer.append( ", " );
}
// We use convert() again, because it could be a multi-dimensional array
// where each element must be converted.
convert( buffer, array[i] );
}
buffer.append( "}" );
}
}
}