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Diffstat (limited to 'qpid/java/junit-toolkit/src/main/org/apache/qpid/junit/extensions/util/ParsedProperties.java')
| -rw-r--r-- | qpid/java/junit-toolkit/src/main/org/apache/qpid/junit/extensions/util/ParsedProperties.java | 390 |
1 files changed, 390 insertions, 0 deletions
diff --git a/qpid/java/junit-toolkit/src/main/org/apache/qpid/junit/extensions/util/ParsedProperties.java b/qpid/java/junit-toolkit/src/main/org/apache/qpid/junit/extensions/util/ParsedProperties.java new file mode 100644 index 0000000000..1cc6757675 --- /dev/null +++ b/qpid/java/junit-toolkit/src/main/org/apache/qpid/junit/extensions/util/ParsedProperties.java @@ -0,0 +1,390 @@ +/* + * + * 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.apache.qpid.junit.extensions.util; + +import java.util.Properties; + +/** + * ParsedProperties extends the basic Properties class with methods to extract properties, not as strings but as strings + * parsed into basic types. + * + * <p/><table id="crc"><caption>CRC Card</caption> + * <tr><th> Responsibilities <th> Collaborations + * </table> + * + * @author Rupert Smith + */ +public class ParsedProperties extends Properties +{ + /** + * Creates an empty ParsedProperties. + */ + public ParsedProperties() + { + super(); + } + + /** + * Creates a ParsedProperties initialized with the specified properties. + * + * @param props The properties to initialize this with. + */ + public ParsedProperties(Properties props) + { + super(props); + } + + /** + * Helper method for setting system properties to defaults when they are not already set. + * + * @param propname The name of the system property to set. + * @param value The value to set it to. + * + * @return The value of the property after this method call. + */ + public static boolean setSysPropertyIfNull(String propname, boolean value) + { + return Boolean.parseBoolean(setSysPropertyIfNull(propname, Boolean.toString(value))); + } + + /** + * Helper method for setting system properties to defaults when they are not already set. + * + * @param propname The name of the system property to set. + * @param value The value to set it to. + * + * @return The value of the property after this method call. + */ + public static short setSysPropertyIfNull(String propname, short value) + { + return Short.parseShort(setSysPropertyIfNull(propname, Short.toString(value))); + } + + /** + * Helper method for setting system properties to defaults when they are not already set. + * + * @param propname The name of the system property to set. + * @param value The value to set it to. + * + * @return The value of the property after this method call. + */ + public static int setSysPropertyIfNull(String propname, int value) + { + return Integer.parseInt(setSysPropertyIfNull(propname, Integer.toString(value))); + } + + /** + * Helper method for setting system properties to defaults when they are not already set. + * + * @param propname The name of the system property to set. + * @param value The value to set it to. + * + * @return The value of the property after this method call. + */ + public static long setSysPropertyIfNull(String propname, long value) + { + return Long.parseLong(setSysPropertyIfNull(propname, Long.toString(value))); + } + + /** + * Helper method for setting system properties to defaults when they are not already set. + * + * @param propname The name of the system property to set. + * @param value The value to set it to. + * + * @return The value of the property after this method call. + */ + public static float setSysPropertyIfNull(String propname, float value) + { + return Float.parseFloat(setSysPropertyIfNull(propname, Float.toString(value))); + } + + /** + * Helper method for setting system properties to defaults when they are not already set. + * + * @param propname The name of the system property to set. + * @param value The value to set it to. + * + * @return The value of the property after this method call. + */ + public static double setSysPropertyIfNull(String propname, double value) + { + return Double.parseDouble(setSysPropertyIfNull(propname, Double.toString(value))); + } + + /** + * Helper method for setting system properties to defaults when they are not already set. + * + * @param propname The name of the system property to set. + * @param value The value to set it to. + * + * @return The value of the system property after this method call. + */ + public static String setSysPropertyIfNull(String propname, String value) + { + String property = System.getProperty(propname); + + if (property == null) + { + System.setProperty(propname, value); + + return value; + } + else + { + return property; + } + } + + /** + * Helper method for setting properties to defaults when they are not already set. + * + * @param propname The name of the system property to set. + * @param value The value to set it to. + * + * @return The value of the property after this method call. + */ + public boolean setPropertyIfNull(String propname, boolean value) + { + return Boolean.parseBoolean(setPropertyIfNull(propname, Boolean.toString(value))); + } + + /** + * Helper method for setting properties to defaults when they are not already set. + * + * @param propname The name of the system property to set. + * @param value The value to set it to. + * + * @return The value of the property after this method call. + */ + public short setPropertyIfNull(String propname, short value) + { + return Short.parseShort(setPropertyIfNull(propname, Short.toString(value))); + } + + /** + * Helper method for setting properties to defaults when they are not already set. + * + * @param propname The name of the system property to set. + * @param value The value to set it to. + * + * @return The value of the property after this method call. + */ + public int setPropertyIfNull(String propname, int value) + { + return Integer.parseInt(setPropertyIfNull(propname, Integer.toString(value))); + } + + /** + * Helper method for setting properties to defaults when they are not already set. + * + * @param propname The name of the system property to set. + * @param value The value to set it to. + * + * @return The value of the property after this method call. + */ + public long setPropertyIfNull(String propname, long value) + { + return Long.parseLong(setPropertyIfNull(propname, Long.toString(value))); + } + + /** + * Helper method for setting properties to defaults when they are not already set. + * + * @param propname The name of the system property to set. + * @param value The value to set it to. + * + * @return The value of the property after this method call. + */ + public float setPropertyIfNull(String propname, float value) + { + return Float.parseFloat(setPropertyIfNull(propname, Float.toString(value))); + } + + /** + * Helper method for setting properties to defaults when they are not already set. + * + * @param propname The name of the system property to set. + * @param value The value to set it to. + * + * @return The value of the property after this method call. + */ + public double setPropertyIfNull(String propname, double value) + { + return Double.parseDouble(setPropertyIfNull(propname, Double.toString(value))); + } + + /** + * Helper method for setting properties to defaults when they are not already set. + * + * @param propname The name of the system property to set. + * @param value The value to set it to. + * + * @return The value of the property after this method call. + */ + public String setPropertyIfNull(String propname, String value) + { + String property = super.getProperty(propname); + + if (property == null) + { + super.setProperty(propname, value); + + return value; + } + else + { + return property; + } + } + + /** + * Helper method for setting properties. + * + * @param propname The name of the system property to set. + * @param value The value to set it to. + * + * @return The value of the property after this method call. + */ + public boolean setProperty(String propname, boolean value) + { + setProperty(propname, Boolean.toString(value)); + + return value; + } + + /** + * Helper method for setting properties. + * + * @param propname The name of the system property to set. + * @param value The value to set it to. + * + * @return The value of the property after this method call. + */ + public short setProperty(String propname, short value) + { + setProperty(propname, Short.toString(value)); + + return value; + } + + /** + * Helper method for setting properties. + * + * @param propname The name of the system property to set. + * @param value The value to set it to. + * + * @return The value of the property after this method call. + */ + public int setProperty(String propname, int value) + { + setProperty(propname, Integer.toString(value)); + + return value; + } + + /** + * Helper method for setting properties. + * + * @param propname The name of the system property to set. + * @param value The value to set it to. + * + * @return The value of the property after this method call. + */ + public long setProperty(String propname, long value) + { + setProperty(propname, Long.toString(value)); + + return value; + } + + /** + * Helper method for setting properties. + * + * @param propname The name of the system property to set. + * @param value The value to set it to. + * + * @return The value of the property after this method call. + */ + public float setProperty(String propname, float value) + { + setProperty(propname, Float.toString(value)); + + return value; + } + + /** + * Helper method for setting properties. + * + * @param propname The name of the system property to set. + * @param value The value to set it to. + * + * @return The value of the property after this method call. + */ + public double setProperty(String propname, double value) + { + setProperty(propname, Double.toString(value)); + + return value; + } + + /** + * Parses a property as a boolean. + * + * @param propName The property. + * + * @return The property as a boolean, or false if it does not exist. + */ + public boolean getPropertyAsBoolean(String propName) + { + String prop = getProperty(propName); + + return (prop != null) && Boolean.parseBoolean(prop); + } + + /** + * Parses a property as an integer. + * + * @param propName The property. + * + * @return The property as a integer, or null if it does not exist. + */ + public Integer getPropertyAsInteger(String propName) + { + String prop = getProperty(propName); + + return (prop != null) ? new Integer(prop) : null; + } + + /** + * Parses a property as a long. + * + * @param propName The property. + * + * @return The property as a long, or null if it does not exist. + */ + public Long getPropertyAsLong(String propName) + { + String prop = getProperty(propName); + + return (prop != null) ? new Long(prop) : null; + } +} |