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package org.mule.util; |
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import java.lang.reflect.Array; |
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import java.util.Arrays; |
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import java.util.Collection; |
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import java.util.HashSet; |
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15 | 0 | public class ArrayUtils extends org.apache.commons.lang.ArrayUtils |
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{ |
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public static String toString(Object array, int maxElements) |
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{ |
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String result; |
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26 | 0 | Class componentType = array.getClass().getComponentType(); |
27 | 0 | if (Object.class.isAssignableFrom(componentType)) |
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{ |
29 | 0 | result = ArrayUtils.toString((ArrayUtils.subarray((Object[]) array, 0, maxElements))); |
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} |
31 | 0 | else if (componentType.equals(Boolean.TYPE)) |
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{ |
33 | 0 | result = ArrayUtils.toString((ArrayUtils.subarray((boolean[]) array, 0, maxElements))); |
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} |
35 | 0 | else if (componentType.equals(Byte.TYPE)) |
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{ |
37 | 0 | result = ArrayUtils.toString((ArrayUtils.subarray((byte[]) array, 0, maxElements))); |
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} |
39 | 0 | else if (componentType.equals(Character.TYPE)) |
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{ |
41 | 0 | result = ArrayUtils.toString((ArrayUtils.subarray((char[]) array, 0, maxElements))); |
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} |
43 | 0 | else if (componentType.equals(Short.TYPE)) |
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{ |
45 | 0 | result = ArrayUtils.toString((ArrayUtils.subarray((short[]) array, 0, maxElements))); |
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} |
47 | 0 | else if (componentType.equals(Integer.TYPE)) |
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{ |
49 | 0 | result = ArrayUtils.toString((ArrayUtils.subarray((int[]) array, 0, maxElements))); |
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} |
51 | 0 | else if (componentType.equals(Long.TYPE)) |
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{ |
53 | 0 | result = ArrayUtils.toString((ArrayUtils.subarray((long[]) array, 0, maxElements))); |
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} |
55 | 0 | else if (componentType.equals(Float.TYPE)) |
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{ |
57 | 0 | result = ArrayUtils.toString((ArrayUtils.subarray((float[]) array, 0, maxElements))); |
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} |
59 | 0 | else if (componentType.equals(Double.TYPE)) |
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{ |
61 | 0 | result = ArrayUtils.toString((ArrayUtils.subarray((double[]) array, 0, maxElements))); |
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} |
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else |
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{ |
65 | 0 | throw new IllegalArgumentException("Unknown array service type: " + componentType.getName()); |
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} |
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68 | 0 | if (Array.getLength(array) > maxElements) |
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{ |
70 | 0 | StringBuffer buf = new StringBuffer(result); |
71 | 0 | buf.insert(buf.length() - 1, " [..]"); |
72 | 0 | result = buf.toString(); |
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} |
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75 | 0 | return result; |
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} |
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public static Object[] toArrayOfComponentType(Object[] objects, Class clazz) |
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{ |
98 | 0 | if (objects == null || objects.getClass().getComponentType().equals(clazz)) |
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{ |
100 | 0 | return objects; |
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} |
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103 | 0 | if (clazz == null) |
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{ |
105 | 0 | throw new IllegalArgumentException("Array target class must not be null"); |
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} |
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108 | 0 | Object[] result = (Object[]) Array.newInstance(clazz, objects.length); |
109 | 0 | System.arraycopy(objects, 0, result, 0, objects.length); |
110 | 0 | return result; |
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} |
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public static Object[] setDifference(Object[] a, Object[] b) |
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{ |
115 | 0 | Collection aCollecn = new HashSet(Arrays.asList(a)); |
116 | 0 | Collection bCollecn = Arrays.asList(b); |
117 | 0 | aCollecn.removeAll(bCollecn); |
118 | 0 | return aCollecn.toArray(); |
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} |
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public static String[] setDifference(String[] a, String[] b) |
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{ |
123 | 0 | Object[] ugly = setDifference((Object[])a, b); |
124 | 0 | String[] copy = new String[ugly.length]; |
125 | 0 | System.arraycopy(ugly, 0, copy, 0, ugly.length); |
126 | 0 | return copy; |
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} |
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} |