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Add toObject method and test

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This commit is contained in:
Darin Kelkhoff
2021-11-28 21:40:37 -06:00
parent e399b9aa4f
commit 1cde633c1b
2 changed files with 50 additions and 1 deletions
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12
src/main/java/com/kingsrook/qqq/backend/core/utils/JsonUtils.java
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@ -1,6 +1,7 @@
package com.kingsrook.qqq.backend.core.utils; package com.kingsrook.qqq.backend.core.utils;
import java.io.IOException;
import com.fasterxml.jackson.core.JsonProcessingException; import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper; import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.ObjectWriter; import com.fasterxml.jackson.databind.ObjectWriter;
@ -63,6 +64,17 @@ public class JsonUtils
} }
/*******************************************************************************
**
*******************************************************************************/
public static <T> T toObject(String json, Class<T> targetClass) throws IOException
{
ObjectMapper objectMapper = newObjectMapper();
T t = objectMapper.reader().readValue(json, targetClass);
return t;
}
/******************************************************************************* /*******************************************************************************
** **

39
src/test/java/com/kingsrook/qqq/backend/core/utils/JsonUtilsTest.java
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@ -1,16 +1,27 @@
package com.kingsrook.qqq.backend.core.utils; package com.kingsrook.qqq.backend.core.utils;
import java.io.IOException;
import java.io.Serializable; import java.io.Serializable;
import java.math.BigDecimal; import java.math.BigDecimal;
import java.util.LinkedHashMap; import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map; import java.util.Map;
import com.kingsrook.qqq.backend.core.model.actions.QCriteriaOperator;
import com.kingsrook.qqq.backend.core.model.actions.QFilterCriteria;
import com.kingsrook.qqq.backend.core.model.actions.QFilterOrderBy;
import com.kingsrook.qqq.backend.core.model.actions.QQueryFilter;
import com.kingsrook.qqq.backend.core.model.data.QRecord; import com.kingsrook.qqq.backend.core.model.data.QRecord;
import org.json.JSONArray; import org.json.JSONArray;
import org.json.JSONException; import org.json.JSONException;
import org.json.JSONObject; import org.json.JSONObject;
import org.junit.jupiter.api.Test; import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.*; import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.junit.jupiter.api.Assertions.fail;
/******************************************************************************* /*******************************************************************************
@ -194,4 +205,30 @@ class JsonUtilsTest
assertTrue(JsonUtils.looksLikeArray("\n\n\n [ \n]\n\n\n")); assertTrue(JsonUtils.looksLikeArray("\n\n\n [ \n]\n\n\n"));
} }
/*******************************************************************************
**
*******************************************************************************/
@Test
public void test_toObject() throws IOException
{
String json = JsonUtils.toJson(new QQueryFilter()
.withCriteria(new QFilterCriteria().withFieldName("id").withOperator(QCriteriaOperator.EQUALS).withValues(List.of(1)))
.withCriteria(new QFilterCriteria().withFieldName("name").withOperator(QCriteriaOperator.IN).withValues(List.of("Darin", "James")))
.withOrderBy(new QFilterOrderBy().withFieldName("age").withIsAscending(true)));
System.out.println(json);
QQueryFilter qQueryFilter = JsonUtils.toObject(json, QQueryFilter.class);
assertEquals(2, qQueryFilter.getCriteria().size());
assertEquals("id", qQueryFilter.getCriteria().get(0).getFieldName());
assertEquals(QCriteriaOperator.EQUALS, qQueryFilter.getCriteria().get(0).getOperator());
assertEquals(List.of(1), qQueryFilter.getCriteria().get(0).getValues());
assertEquals("name", qQueryFilter.getCriteria().get(1).getFieldName());
assertEquals(QCriteriaOperator.IN, qQueryFilter.getCriteria().get(1).getOperator());
assertEquals(List.of("Darin", "James"), qQueryFilter.getCriteria().get(1).getValues());
assertEquals(1, qQueryFilter.getOrderBys().size());
assertEquals("age", qQueryFilter.getOrderBys().get(0).getFieldName());
assertTrue(qQueryFilter.getOrderBys().get(0).getIsAscending());
}
} }