sergey
7 years ago
4 changed files with 55 additions and 0 deletions
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package com.jayway.jsonpath.internal.function.json; |
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import com.jayway.jsonpath.internal.EvaluationContext; |
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import com.jayway.jsonpath.internal.PathRef; |
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import com.jayway.jsonpath.internal.function.Parameter; |
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import com.jayway.jsonpath.internal.function.PathFunction; |
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import java.util.List; |
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/** |
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* Author: Sergey Saiyan sergey.sova42@gmail.com |
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* Created at 21/02/2018. |
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*/ |
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public class KeySetFunction implements PathFunction { |
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@Override |
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public Object invoke(String currentPath, PathRef parent, Object model, EvaluationContext ctx, List<Parameter> parameters) { |
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if (ctx.configuration().jsonProvider().isMap(model)) { |
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return ctx.configuration().jsonProvider().getPropertyKeys(model); |
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} |
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return null; |
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} |
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} |
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package com.jayway.jsonpath.internal.function; |
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import com.jayway.jsonpath.Configuration; |
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import com.jayway.jsonpath.Configurations; |
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import org.apache.commons.io.IOUtils; |
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import org.junit.Test; |
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import java.util.Arrays; |
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import java.util.HashSet; |
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/** |
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* Author: Sergey Saiyan sergey.sova42@gmail.com |
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* Created at 21/02/2018. |
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*/ |
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public class KeySetFunctionTest extends BaseFunctionTest { |
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private Configuration conf = Configurations.JACKSON_CONFIGURATION; |
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@Test |
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public void testKeySet() throws Exception { |
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String json = IOUtils.toString(getClass().getResourceAsStream("/keyset.json")); |
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verifyFunction(conf, "$.data.keys()", json, new HashSet<String>(Arrays.asList("a", "b"))); |
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} |
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} |
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