| // Copyright 2010-2015, Google Inc. |
| // All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following disclaimer |
| // in the documentation and/or other materials provided with the |
| // distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| package org.mozc.android.inputmethod.japanese.testing; |
| |
| import java.lang.reflect.Field; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.Collections; |
| import java.util.Comparator; |
| import java.util.List; |
| |
| /** |
| * Parameter data as testing utility of parameterized test. |
| * |
| */ |
| public abstract class Parameter { |
| |
| /** |
| * Comparator to compare fields by their names. |
| */ |
| private static class FieldNameComparator implements Comparator<Field> { |
| @Override |
| public int compare(Field lhs, Field rhs) { |
| return lhs.getName().compareTo(rhs.getName()); |
| } |
| } |
| |
| private static final Comparator<? super Field> FIELD_NAME_COMPARATOR = |
| new FieldNameComparator(); |
| |
| @Override |
| public String toString() { |
| List<Field> allFields = getAllFields(); |
| if (allFields.isEmpty()) { |
| return "{}"; |
| } |
| |
| Collections.sort(allFields, FIELD_NAME_COMPARATOR); |
| |
| StringBuilder builder = new StringBuilder(); |
| builder.append("{ "); |
| for (Field field : allFields) { |
| builder.append(field.getName()) |
| .append("=") |
| .append(getFieldString(field)) |
| .append("; "); |
| } |
| builder.append("}"); |
| |
| return builder.toString(); |
| } |
| |
| private List<Field> getAllFields() { |
| List<Field> result = new ArrayList<Field>(); |
| for (Class<?> cls = getClass(); cls != Parameter.class; cls = cls.getSuperclass()) { |
| result.addAll(Arrays.asList(cls.getDeclaredFields())); |
| } |
| return result; |
| } |
| |
| private static String toString(Object obj) { |
| if (obj == null) { |
| return "(null)"; |
| } |
| |
| if (obj instanceof Object[]) { |
| return Arrays.toString(Object[].class.cast(obj)); |
| } |
| if (obj instanceof long[]) { |
| return Arrays.toString(long[].class.cast(obj)); |
| } |
| if (obj instanceof int[]) { |
| return Arrays.toString(int[].class.cast(obj)); |
| } |
| if (obj instanceof char[]) { |
| return Arrays.toString(char[].class.cast(obj)); |
| } |
| if (obj instanceof boolean[]) { |
| return Arrays.toString(boolean[].class.cast(obj)); |
| } |
| if (obj instanceof byte[]) { |
| return Arrays.toString(byte[].class.cast(obj)); |
| } |
| if (obj instanceof float[]) { |
| return Arrays.toString(float[].class.cast(obj)); |
| } |
| if (obj instanceof short[]) { |
| return Arrays.toString(short[].class.cast(obj)); |
| } |
| if (obj instanceof double[]) { |
| return Arrays.toString(double[].class.cast(obj)); |
| } |
| |
| return obj.toString(); |
| } |
| |
| private String getFieldString(Field field) { |
| try { |
| field.setAccessible(true); |
| return toString(field.get(this)); |
| } catch (IllegalArgumentException e) { |
| e.printStackTrace(); |
| } catch (IllegalAccessException e) { |
| e.printStackTrace(); |
| } |
| return "***FAILED_TO_ACCESS***"; |
| } |
| } |