org.jclouds.vcloud.director.v1_5.VCloudDirectorException.java Source code

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Here is the source code for org.jclouds.vcloud.director.v1_5.VCloudDirectorException.java

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/*
 * 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.
 */
package org.jclouds.vcloud.director.v1_5;

import org.jclouds.vcloud.director.v1_5.domain.Error;
import org.jclouds.vcloud.director.v1_5.domain.Task;

import com.google.common.base.CaseFormat;
import com.google.common.base.Function;
import com.google.common.base.Joiner;
import com.google.common.base.Splitter;
import com.google.common.collect.Iterables;

/**
 * @author grkvlt@apache.org
 */
public class VCloudDirectorException extends RuntimeException {

    private static final String MSG_FMT = "%s (%d) %s: %s";

    private final Error error;
    private final Task task;

    // TODO: this type wipes out the http response, which often has the data needed to troubleshoot
    // the issue

    public VCloudDirectorException(Error error) {
        super(message(error, "Error"));
        this.error = error;
        this.task = null;
    }

    public VCloudDirectorException(Task task) {
        super(message(task.getError(), "Task error"));
        this.error = task.getError();
        this.task = task;
    }

    public Integer getMajorErrorCode() {
        return error.getMajorErrorCode();
    }

    public Error.Code getCode() {
        return Error.Code.fromCode(error.getMajorErrorCode());
    }

    public Error getError() {
        return error;
    }

    public boolean hasTask() {
        return task != null;
    }

    public Task getTask() {
        return task;
    }

    private static String message(Error error, String from) {
        Iterable<String> words = Iterables.transform(Splitter.on('_').split(error.getMinorErrorCode()),
                new Function<String, String>() {
                    @Override
                    public String apply(String input) {
                        return CaseFormat.UPPER_UNDERSCORE.to(CaseFormat.UPPER_CAMEL, input);
                    }
                });
        return String.format(MSG_FMT, Joiner.on(' ').join(words), error.getMajorErrorCode(), from,
                error.getMessage());
    }
}