com.datastax.dse.driver.internal.core.graph.GraphProtocol Maven / Gradle / Ivy
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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.datastax.dse.driver.internal.core.graph;
import edu.umd.cs.findbugs.annotations.NonNull;
import edu.umd.cs.findbugs.annotations.Nullable;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
public enum GraphProtocol {
GRAPHSON_1_0("graphson-1.0"),
GRAPHSON_2_0("graphson-2.0"),
GRAPH_BINARY_1_0("graph-binary-1.0"),
;
private static final Map BY_CODE;
static {
Map tmp = new HashMap<>();
for (GraphProtocol value : values()) {
tmp.put(value.stringRepresentation, value);
}
BY_CODE = Collections.unmodifiableMap(tmp);
}
private final String stringRepresentation;
GraphProtocol(String stringRepresentation) {
this.stringRepresentation = stringRepresentation;
}
@NonNull
public String toInternalCode() {
return stringRepresentation;
}
@NonNull
public static GraphProtocol fromString(@Nullable String stringRepresentation) {
if (stringRepresentation == null || !BY_CODE.containsKey(stringRepresentation)) {
StringBuilder sb =
new StringBuilder(
String.format(
"Graph protocol used [\"%s\"] unknown. Possible values are: [ \"%s\"",
stringRepresentation, GraphProtocol.values()[0].toInternalCode()));
for (int i = 1; i < GraphProtocol.values().length; i++) {
sb.append(String.format(", \"%s\"", GraphProtocol.values()[i].toInternalCode()));
}
sb.append("]");
throw new IllegalArgumentException(sb.toString());
}
return BY_CODE.get(stringRepresentation);
}
public boolean isGraphBinary() {
return this == GRAPH_BINARY_1_0;
}
}