com.google.code.configprocessor.processing.properties.model.PropertyMapping.java Source code

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Here is the source code for com.google.code.configprocessor.processing.properties.model.PropertyMapping.java

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/*
 * Copyright (C) 2009 Leandro de Oliveira Aparecido <lehphyro@gmail.com>
 *
 * 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 com.google.code.configprocessor.processing.properties.model;

import org.apache.commons.lang.*;

public class PropertyMapping implements PropertiesFileItem {

    public static final String SEPARATOR_1 = "=";
    public static final String SEPARATOR_2 = ":";
    public static final String SEPARATOR_ESCAPE = "\\";

    public static final String PROPERTY_VALUE_LINE_SEPARATOR = "\\";

    private String propertyName;
    private String propertyValue;

    public PropertyMapping() {
        this(null, null);
    }

    public PropertyMapping(String propertyName, String propertyValue) {
        this.propertyName = propertyName;
        this.propertyValue = propertyValue;
    }

    public void parse(String text, boolean trim) {
        String[] splitted = StringUtils.splitPreserveAllTokens(text, SEPARATOR_1 + SEPARATOR_2, 2);

        if (splitted.length > 1) {
            String name = splitted[0];
            String value = splitted[1];
            while (StringUtils.endsWith(name, SEPARATOR_ESCAPE)) {
                String[] aux = StringUtils.splitPreserveAllTokens(value, SEPARATOR_1 + SEPARATOR_2, 2);
                String charToAdd = Character.toString(text.charAt(name.length()));
                name += charToAdd;
                if (aux.length > 1) {
                    name += aux[0];
                    value = aux[1];
                } else if ((charToAdd.equals(SEPARATOR_1)) || (charToAdd.equals(SEPARATOR_2))) {
                    name += value;
                    value = null;
                } else {
                    value = aux[0];
                }
            }

            splitted[0] = name;
            splitted[1] = value;
        }

        if (trim) {
            propertyName = splitted[0].trim();
        } else {
            propertyName = splitted[0];
        }

        if (splitted.length == 1) {
            propertyValue = null;
        } else {
            propertyValue = splitted[1];
        }
    }

    public String getAsText() {
        StringBuilder sb = new StringBuilder();
        sb.append(getPropertyName());
        sb.append("=");
        if (propertyValue != null) {
            sb.append(propertyValue);
        }

        return sb.toString();
    }

    public void appendLine(String line) {
        propertyValue += line;
    }

    public String getPropertyName() {
        return propertyName;
    }

    public String getPropertyValue() {
        return propertyValue;
    }

    @Override
    public int hashCode() {
        final int prime = 31;
        int result = 1;
        result = prime * result + ((propertyName == null) ? 0 : propertyName.hashCode());
        return result;
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj == null) {
            return false;
        }
        if (getClass() != obj.getClass()) {
            return false;
        }
        PropertyMapping other = (PropertyMapping) obj;
        if (propertyName == null) {
            if (other.propertyName != null) {
                return false;
            }
        } else if (!propertyName.equals(other.propertyName)) {
            return false;
        }
        return true;
    }

    @Override
    public String toString() {
        return "Mapping [" + propertyName + "=>" + propertyValue + "]";
    }
}