Java tutorial
/* * Copyright (C) 2011 Thomas Akehurst * * 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.github.tomakehurst.wiremock.matching; import com.fasterxml.jackson.annotation.JsonIgnore; import com.fasterxml.jackson.annotation.JsonProperty; import com.fasterxml.jackson.databind.annotation.JsonDeserialize; import com.google.common.base.Objects; import com.google.common.base.Predicate; import com.google.common.collect.FluentIterable; import java.lang.reflect.Constructor; @JsonDeserialize(using = StringValuePatternJsonDeserializer.class) public abstract class StringValuePattern implements ValueMatcher<String> { public static final AbsentPattern ABSENT = new AbsentPattern(null); protected final String expectedValue; public StringValuePattern(String expectedValue) { this.expectedValue = expectedValue; } @JsonIgnore public boolean isPresent() { return this != ABSENT; } public Boolean isAbsent() { return this != ABSENT ? null : true; } @JsonIgnore public Boolean nullSafeIsAbsent() { return this == ABSENT; } @JsonIgnore public String getValue() { return expectedValue; } @Override public String toString() { return getName() + " " + getValue(); } public final String getName() { Constructor<?> constructor = FluentIterable.of(this.getClass().getDeclaredConstructors()) .firstMatch(new Predicate<Constructor<?>>() { @Override public boolean apply(Constructor<?> input) { return (input.getParameterAnnotations().length > 0 && input.getParameterAnnotations()[0].length > 0 && input.getParameterAnnotations()[0][0] instanceof JsonProperty); } }).orNull(); if (constructor == null) { throw new IllegalStateException( "Constructor must have a first parameter annotatated with JsonProperty(\"<operator name>\")"); } JsonProperty jsonPropertyAnnotation = (JsonProperty) constructor.getParameterAnnotations()[0][0]; return jsonPropertyAnnotation.value(); } @Override public String getExpected() { return getValue(); } @Override public boolean equals(Object o) { if (this == o) return true; if (o == null || getClass() != o.getClass()) return false; StringValuePattern that = (StringValuePattern) o; return Objects.equal(expectedValue, that.expectedValue); } @Override public int hashCode() { return Objects.hashCode(expectedValue); } }