Source code

001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *   http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing,
013 * software distributed under the License is distributed on an
014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 * KIND, either express or implied.  See the License for the
016 * specific language governing permissions and limitations
017 * under the License.
018 */
019package org.apache.reef.tang.implementation;
020
021import org.apache.reef.tang.BindLocation;
022
023import java.util.Arrays;
024
025@SuppressWarnings("checkstyle:illegalinstantiation")
026public class StackBindLocation implements BindLocation {
027  private final StackTraceElement[] stack;
028
029  public StackBindLocation() {
030    final StackTraceElement[] stackTrace = new Throwable().getStackTrace();
031    if (stackTrace.length != 0) {
032      this.stack = Arrays.copyOfRange(stackTrace, 1, stackTrace.length);
033    } else {
034      this.stack = new StackTraceElement[0];
035    }
036  }
037
038  @Override
039  public String toString() {
040    final StringBuffer sb = new StringBuffer("[\n");
041    for (final StackTraceElement e : stack) {
042      sb.append(e.toString() + "\n");
043    }
044    sb.append("]\n");
045    return sb.toString();
046  }
047}