/*
* Copyright 2011-2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License").
* You may not use this file except in compliance with the License.
* A copy of the License is located at
*
* http://aws.amazon.com/apache2.0
*
* or in the "license" file accompanying this file. This file 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.amazonaws.services.stepfunctions.builder.conditions;
import com.amazonaws.SdkClientException;
import com.amazonaws.annotation.SdkInternalApi;
import com.amazonaws.services.stepfunctions.builder.internal.PropertyNames;
import com.fasterxml.jackson.databind.JsonNode;
/**
* Custom deserializer for a {@link Condition}.
*/
@SdkInternalApi
public class ConditionDeserializer {
public Condition.Builder deserializeCondition(JsonNode node) {
if (node.has(PropertyNames.VARIABLE)) {
if (node.has(PropertyNames.STRING_EQUALS)) {
return deserializeBinaryCondition(StringEqualsCondition.builder(), node);
} else if (node.has(PropertyNames.STRING_GREATER_THAN)) {
return deserializeBinaryCondition(StringGreaterThanCondition.builder(), node);
} else if (node.has(PropertyNames.STRING_GREATER_THAN_EQUALS)) {
return deserializeBinaryCondition(StringGreaterThanOrEqualCondition.builder(), node);
} else if (node.has(PropertyNames.STRING_LESS_THAN)) {
return deserializeBinaryCondition(StringLessThanCondition.builder(), node);
} else if (node.has(PropertyNames.STRING_LESS_THAN_EQUALS)) {
return deserializeBinaryCondition(StringLessThanOrEqualCondition.builder(), node);
} else if (node.has(PropertyNames.TIMESTAMP_EQUALS)) {
return deserializeBinaryCondition(TimestampEqualsCondition.builder(), node);
} else if (node.has(PropertyNames.TIMESTAMP_GREATER_THAN)) {
return deserializeBinaryCondition(TimestampGreaterThanCondition.builder(), node);
} else if (node.has(PropertyNames.TIMESTAMP_GREATER_THAN_EQUALS)) {
return deserializeBinaryCondition(TimestampGreaterThanOrEqualCondition.builder(), node);
} else if (node.has(PropertyNames.TIMESTAMP_LESS_THAN)) {
return deserializeBinaryCondition(TimestampLessThanCondition.builder(), node);
} else if (node.has(PropertyNames.TIMESTAMP_LESS_THAN_EQUALS)) {
return deserializeBinaryCondition(TimestampLessThanOrEqualCondition.builder(), node);
} else if (node.has(PropertyNames.NUMERIC_EQUALS)) {
return deserializeBinaryCondition(NumericEqualsCondition.builder(), node);
} else if (node.has(PropertyNames.NUMERIC_GREATER_THAN)) {
return deserializeBinaryCondition(NumericGreaterThanCondition.builder(), node);
} else if (node.has(PropertyNames.NUMERIC_GREATER_THAN_EQUALS)) {
return deserializeBinaryCondition(NumericGreaterThanOrEqualCondition.builder(), node);
} else if (node.has(PropertyNames.NUMERIC_LESS_THAN)) {
return deserializeBinaryCondition(NumericLessThanCondition.builder(), node);
} else if (node.has(PropertyNames.NUMERIC_LESS_THAN_EQUALS)) {
return deserializeBinaryCondition(NumericLessThanOrEqualCondition.builder(), node);
} else if (node.has(PropertyNames.BOOLEAN_EQUALS)) {
return deserializeBinaryCondition(BooleanEqualsCondition.builder(), node);
}
} else if (node.has(PropertyNames.AND)) {
AndCondition.Builder builder = AndCondition.builder();
for (JsonNode inner : node.get(PropertyNames.AND)) {
builder.condition(deserializeCondition(inner));
}
return builder;
} else if (node.has((PropertyNames.OR))) {
OrCondition.Builder builder = OrCondition.builder();
for (JsonNode inner : node.get(PropertyNames.OR)) {
builder.condition(deserializeCondition(inner));
}
return builder;
} else if (node.has((PropertyNames.NOT))) {
return NotCondition.builder()
.condition(deserializeCondition(node.get(PropertyNames.NOT)));
}
throw new SdkClientException("Condition must be provided");
}
private Condition.Builder deserializeBinaryCondition(
BinaryConditionBuilder builder,
JsonNode node) {
return builder
.variable(node.get(PropertyNames.VARIABLE).asText())
.expectedValue(node.get(builder.type()));
}
}