Example usage for com.amazonaws.services.dynamodbv2.xspec ExpressionSpecBuilder buildForUpdate

Introduction

In this page you can find the example usage for com.amazonaws.services.dynamodbv2.xspec ExpressionSpecBuilder buildForUpdate.

Prototype

public UpdateItemExpressionSpec buildForUpdate() 

Source Link

Document

Returns an expression specification for use in an UpdateItem request to DynamoDB.

Usage

From source file:com.github.fge.jsonpatch.JsonPatchToXSpecRemove.java

License:LGPL

@Test
public void test_remove_singlePath() throws Exception {
    // setup// w w w  . j a  v a 2s.c  o m
    table.putItem(Item.fromMap(ImmutableMap.<String, Object>builder().put(KEY_ATTRIBUTE_NAME, VALUE)
            .put("a", ImmutableMap.of("a", 2, "b", true)).build()));

    // setup
    String patchExpression = "[ { \"op\": \"remove\", \"path\": \"/a\" } ]";
    JsonNode jsonNode = JsonLoader.fromString(patchExpression);
    JsonPatch jsonPatch = JsonPatch.fromJson(jsonNode);
    // exercise
    ExpressionSpecBuilder actual = jsonPatch.get();
    UpdateItemExpressionSpec actualSpec = actual.buildForUpdate();
    table.updateItem(KEY_ATTRIBUTE_NAME, VALUE, actualSpec);
    // verify
    Item item = table.getItem(PK);
    Assert.assertTrue(item.hasAttribute("key"));
    Assert.assertEquals(item.getString("key"), "keyValue");
    Assert.assertFalse(item.hasAttribute("a"));
}

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From source file:com.github.fge.jsonpatch.JsonPatchToXSpecRemove.java

License:LGPL

@Test
public void test_remove_nestedPath() throws Exception {
    // setup//from ww w.j a v  a 2 s.  c om
    table.putItem(Item.fromMap(ImmutableMap.<String, Object>builder().put(KEY_ATTRIBUTE_NAME, VALUE)
            .put("a", ImmutableMap.of("a", 2, "b", true)).build()));

    // setup
    String patchExpression = "[ { \"op\": \"remove\", \"path\": \"/a/a\" } ]";
    JsonNode jsonNode = JsonLoader.fromString(patchExpression);
    JsonPatch jsonPatch = JsonPatch.fromJson(jsonNode);
    // exercise
    ExpressionSpecBuilder actual = jsonPatch.get();
    UpdateItemExpressionSpec actualSpec = actual.buildForUpdate();
    table.updateItem(KEY_ATTRIBUTE_NAME, VALUE, actualSpec);
    // verify
    Item item = table.getItem(PK);
    Assert.assertTrue(item.hasAttribute("key"));
    Assert.assertEquals(item.getString("key"), "keyValue");
    Assert.assertTrue(item.hasAttribute("a"));
    Assert.assertTrue(item.getRawMap("a").containsKey("b"));
    Assert.assertEquals(item.getRawMap("a").get("b"), true);
    Assert.assertFalse(item.getRawMap("a").containsKey("a"));
}

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From source file:com.github.fge.jsonpatch.JsonPatchToXSpecRemove.java

License:LGPL

@Test
public void test_remove_absentPath() throws Exception {
    // setup//w w  w.  ja  v  a2s .  c o  m
    table.putItem(Item.fromMap(
            ImmutableMap.<String, Object>builder().put(KEY_ATTRIBUTE_NAME, VALUE).put("a", "b").build()));

    // setup
    String patchExpression = "[ { \"op\": \"remove\", \"path\": \"/c\" } ]"; // $.c does not exist in target
    JsonNode jsonNode = JsonLoader.fromString(patchExpression);
    JsonPatch jsonPatch = JsonPatch.fromJson(jsonNode);
    // exercise
    ExpressionSpecBuilder actual = jsonPatch.get();
    UpdateItemExpressionSpec actualSpec = actual.buildForUpdate();
    table.updateItem(KEY_ATTRIBUTE_NAME, VALUE, actualSpec);
    // verify
    Item item = table.getItem(PK);
    Assert.assertTrue(item.hasAttribute("key"));
    Assert.assertEquals(item.getString("key"), "keyValue");
    Assert.assertTrue(item.hasAttribute("a"));
    Assert.assertEquals(item.getString("a"), "b");
}

---

From source file:com.github.fge.jsonpatch.JsonPatchToXSpecRemove.java

License:LGPL

@Test(expectedExceptions = AmazonServiceException.class)
public void test_remove_absentObjectPath() throws Exception {
    // setup//  w w w. j  a  va 2 s. c  o  m
    table.putItem(Item.fromMap(
            ImmutableMap.<String, Object>builder().put(KEY_ATTRIBUTE_NAME, VALUE).put("a", "b").build()));

    // setup
    String patchExpression = "[ { \"op\": \"remove\", \"path\": \"/c/d\" } ]"; // $.c does not exist in target
    JsonNode jsonNode = JsonLoader.fromString(patchExpression);
    JsonPatch jsonPatch = JsonPatch.fromJson(jsonNode);
    // exercise
    ExpressionSpecBuilder actual = jsonPatch.get();
    UpdateItemExpressionSpec actualSpec = actual.buildForUpdate();
    table.updateItem(KEY_ATTRIBUTE_NAME, VALUE, actualSpec);
}

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From source file:com.github.fge.jsonpatch.JsonPatchToXSpecReplace.java

License:LGPL

@Test(expectedExceptions = ConditionalCheckFailedException.class)
public void testReplaceSinglePathNumberNonextant() throws Exception {
    // setup/*from   w  w w .  ja  v a 2s.c  o  m*/
    table.putItem(Item.fromMap(ImmutableMap.<String, Object>builder().put(KEY_ATTRIBUTE_NAME, VALUE).build()));
    String patchExpression = "[ { \"op\": \"replace\", \"path\": \"/a\", \"value\": 1 } ]";
    JsonNode jsonNode = JsonLoader.fromString(patchExpression);
    JsonPatch jsonPatch = JsonPatch.fromJson(jsonNode);
    // exercise
    ExpressionSpecBuilder builder = jsonPatch.get();
    UpdateItemExpressionSpec spec = builder.buildForUpdate();
    table.updateItem(KEY_ATTRIBUTE_NAME, VALUE, spec);
    // verify
    table.getItem(PK); //throw
}

---

From source file:com.github.fge.jsonpatch.JsonPatchToXSpecReplace.java

License:LGPL

@Test
public void testReplaceSinglePathNumberExtant() throws Exception {
    // setup//from   ww w. jav a2 s.  co m
    table.putItem(Item.fromMap(ImmutableMap.<String, Object>builder().put(KEY_ATTRIBUTE_NAME, VALUE)
            .put("a", "peekaboo").build()));
    String patchExpression = "[ { \"op\": \"replace\", \"path\": \"/a\", \"value\": 1 } ]";
    JsonNode jsonNode = JsonLoader.fromString(patchExpression);
    JsonPatch jsonPatch = JsonPatch.fromJson(jsonNode);
    // exercise
    ExpressionSpecBuilder builder = jsonPatch.get();
    UpdateItemExpressionSpec spec = builder.buildForUpdate();
    UpdateItemOutcome out = table.updateItem(new UpdateItemSpec().withPrimaryKey(KEY_ATTRIBUTE_NAME, VALUE)
            .withExpressionSpec(spec).withReturnValues(ReturnValue.ALL_OLD));

    Item oldItem = Item.fromMap(InternalUtils.toSimpleMapValue(out.getUpdateItemResult().getAttributes()));
    Assert.assertTrue(oldItem.hasAttribute("a"));
    Assert.assertEquals(oldItem.getString("a"), "peekaboo");
    // verify
    Item item = table.getItem(PK);
    Assert.assertTrue(item.hasAttribute("key"));
    Assert.assertEquals(item.getString("key"), "keyValue");
    Assert.assertTrue(item.hasAttribute("a"));
    Assert.assertEquals(item.getNumber("a").longValue(), 1L);
}

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From source file:com.github.fge.jsonpatch.JsonPatchToXSpecReplace.java

License:LGPL

@Test(expectedExceptions = ConditionalCheckFailedException.class)
public void testReplaceNestedPathString() throws Exception {
    // setup//from w w  w. j a va  2 s  .c  o m
    table.putItem(Item.fromMap(ImmutableMap.<String, Object>builder().put(KEY_ATTRIBUTE_NAME, VALUE)
            .put("a", ImmutableMap.of("a", 1L)).build()));

    String patchExpression = "[ { \"op\": \"replace\", \"path\": \"/a/b\", \"value\": \"foo\" } ]";
    JsonNode jsonNode = JsonLoader.fromString(patchExpression);
    JsonPatch jsonPatch = JsonPatch.fromJson(jsonNode);
    // exercise
    ExpressionSpecBuilder builder = jsonPatch.get();
    UpdateItemExpressionSpec spec = builder.buildForUpdate();
    table.updateItem(KEY_ATTRIBUTE_NAME, VALUE, spec);
}

---

From source file:com.github.fge.jsonpatch.JsonPatchToXSpecReplace.java

License:LGPL

@Test
public void test_replace_existingNestedPath_string() throws Exception {
    // setup//ww w. j av  a 2s. c  o  m
    table.putItem(Item.fromMap(ImmutableMap.<String, Object>builder().put(KEY_ATTRIBUTE_NAME, VALUE)
            .put("a", ImmutableMap.of("a", 2L, "b", true)).build()));

    String patchExpression = "[ { \"op\": \"replace\", \"path\": \"/a/b\", \"value\": \"bar\" } ]";
    JsonNode jsonNode = JsonLoader.fromString(patchExpression);
    JsonPatch jsonPatch = JsonPatch.fromJson(jsonNode);
    // exercise
    ExpressionSpecBuilder builder = jsonPatch.get();
    UpdateItemExpressionSpec spec = builder.buildForUpdate();
    table.updateItem(KEY_ATTRIBUTE_NAME, VALUE, spec);
    // verify
    Item item = table.getItem(PK);
    Assert.assertTrue(item.hasAttribute("key"));
    Assert.assertEquals(item.getString("key"), "keyValue");
    Assert.assertTrue(item.hasAttribute("a"));
    Assert.assertTrue(item.getRawMap("a").containsKey("a"));
    Assert.assertEquals(((BigDecimal) item.getRawMap("a").get("a")).longValue(), 2L);
    Assert.assertTrue(item.getRawMap("a").containsKey("b"));
    Assert.assertEquals(item.getRawMap("a").get("b"), "bar");
}

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From source file:com.github.fge.jsonpatch.JsonPatchToXSpecReplace.java

License:LGPL

@Test(expectedExceptions = AmazonServiceException.class)
public void test_replace_property_toScalar_string() throws Exception {
    // setup/*from  w w w  .  ja  v  a 2s .c  om*/
    table.putItem(Item.fromMap(
            ImmutableMap.<String, Object>builder().put(KEY_ATTRIBUTE_NAME, VALUE).put("a", 1L).build()));

    String patchExpression = "[ { \"op\": \"replace\", \"path\": \"/a/b\", \"value\": \"bar\" } ]";
    JsonNode jsonNode = JsonLoader.fromString(patchExpression);
    JsonPatch jsonPatch = JsonPatch.fromJson(jsonNode);
    // exercise
    ExpressionSpecBuilder builder = jsonPatch.get();
    UpdateItemExpressionSpec spec = builder.buildForUpdate();
    table.updateItem(KEY_ATTRIBUTE_NAME, VALUE, spec);
}

---

From source file:com.github.fge.jsonpatch.JsonPatchToXSpecReplace.java

License:LGPL

@Test
public void test_replace_singlePath_stringSet() throws Exception {
    // setup/*from w w  w . j  ava2s  .c o m*/
    table.putItem(Item.fromMap(
            ImmutableMap.<String, Object>builder().put(KEY_ATTRIBUTE_NAME, VALUE).put("a", 1L).build()));
    String patchExpression = "[ { \"op\": \"replace\", \"path\": \"/a\", \"value\": [\"foo\",\"bar\"] } ]";
    JsonNode jsonNode = JsonLoader.fromString(patchExpression);
    JsonPatch jsonPatch = JsonPatch.fromJson(jsonNode);
    // exercise
    ExpressionSpecBuilder builder = jsonPatch.get();
    UpdateItemExpressionSpec spec = builder.buildForUpdate();
    table.updateItem(KEY_ATTRIBUTE_NAME, VALUE, spec);
    // verify
    Item item = table.getItem(PK);
    Assert.assertTrue(item.hasAttribute("key"));
    Assert.assertEquals(item.getString("key"), "keyValue");
    Assert.assertTrue(item.hasAttribute("a"));
    Assert.assertTrue(item.getList("a").contains("foo"));
    Assert.assertTrue(item.getList("a").contains("bar"));
}

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