org.omnaest.utils.beans.replicator.Path.java Source code

Introduction

Here is the source code for org.omnaest.utils.beans.replicator.Path.java

Source

/*******************************************************************************
 * Copyright 2012 Danny Kunz
 * 
 * Licensed 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.omnaest.utils.beans.replicator;

import java.io.Serializable;
import java.util.Arrays;

import org.apache.commons.lang3.ArrayUtils;
import org.omnaest.utils.structure.collection.list.ListUtils;

import com.google.common.base.Joiner;
import com.google.common.base.Splitter;

/**
 * @author Omnaest
 */
class Path implements Serializable {
    private static final long serialVersionUID = -6753433772711288639L;

    private final String[] path;

    /**
     * @see Path
     */
    Path() {
        super();
        this.path = new String[] {};
    }

    /**
     * @see Path
     * @param canonicalPath
     */
    Path(String canonicalPath) {
        super();
        this.path = ListUtils.valueOf(Splitter.on('.').split(canonicalPath)).toArray(new String[] {});
    }

    /**
     * @see Path
     * @param path
     */
    Path(String[] path) {
        super();
        this.path = path;
    }

    /**
     * @see Path
     * @param parentPath
     * @param propertyName
     */
    Path(Path parentPath, String propertyName) {
        super();
        this.path = ArrayUtils.add(parentPath.getPath(), propertyName);
    }

    public String[] getPath() {
        return this.path;
    }

    public int size() {
        return this.path.length;
    }

    /**
     * Returns the path in the form "property1.property2.[...]"
     * 
     * @return
     */
    public String getCanonicalPath() {
        return Joiner.on('.').join(this.path);
    }

    @Override
    public String toString() {
        StringBuilder builder = new StringBuilder();
        builder.append("Path [path=");
        builder.append(Arrays.toString(this.path));
        builder.append("]");
        return builder.toString();
    }

    @Override
    public int hashCode() {
        final int prime = 31;
        int result = 1;
        result = prime * result + Arrays.hashCode(this.path);
        return result;
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj == null) {
            return false;
        }
        if (!(obj instanceof Path)) {
            return false;
        }
        Path other = (Path) obj;
        if (!Arrays.equals(this.path, other.path)) {
            return false;
        }
        return true;
    }

}