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improve: convert id from string to ID with type
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41 changes: 41 additions & 0 deletions
41
computer-api/src/main/java/org/apache/hugegraph/computer/core/graph/id/IdCategory.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,41 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
|
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| package org.apache.hugegraph.computer.core.graph.id; | ||
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| import org.apache.commons.lang3.StringUtils; | ||
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| public enum IdCategory { | ||
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| NUMBER, | ||
| STRING, | ||
| UUID, | ||
| ; | ||
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| public static IdCategory parse(String code) { | ||
| if (StringUtils.isBlank(code)) { | ||
| return null; | ||
| } | ||
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| for (IdCategory idAlias : IdCategory.values()) { | ||
| if (idAlias.name().equals(code.toUpperCase())) { | ||
| return idAlias; | ||
| } | ||
| } | ||
| return null; | ||
| } | ||
| } |
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71
computer-api/src/main/java/org/apache/hugegraph/computer/core/util/IdUtil.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,71 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
|
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| package org.apache.hugegraph.computer.core.util; | ||
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| import java.util.regex.Pattern; | ||
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| import org.apache.commons.lang3.StringUtils; | ||
| import org.apache.hugegraph.computer.core.common.exception.ComputerException; | ||
| import org.apache.hugegraph.computer.core.graph.id.Id; | ||
| import org.apache.hugegraph.computer.core.graph.id.IdCategory; | ||
| import org.apache.hugegraph.computer.core.graph.id.IdFactory; | ||
| import org.apache.hugegraph.computer.core.graph.id.IdType; | ||
|
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| public class IdUtil { | ||
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| private static String UUID_REGEX = "^[0-9a-fA-F]{8}-" + | ||
| "[0-9a-fA-F]{4}-" + | ||
| "[0-9a-fA-F]{4}-" + | ||
| "[0-9a-fA-F]{4}-" + | ||
| "[0-9a-fA-F]{12}$"; | ||
| private static Pattern P = Pattern.compile(UUID_REGEX); | ||
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| public static Id parseId(String idStr) { | ||
| if (StringUtils.isBlank(idStr)) { | ||
| throw new ComputerException("Can't parse Id for empty string"); | ||
| } | ||
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| if (StringUtils.isNumeric(idStr)) { | ||
| return IdFactory.parseId(IdType.LONG, idStr); | ||
| } else if (P.matcher(idStr).matches()) { | ||
| return IdFactory.parseId(IdType.UUID, idStr); | ||
| } else { | ||
| return IdFactory.parseId(IdType.UTF8, idStr); | ||
| } | ||
| } | ||
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| public static Id parseId(IdCategory idCategory, String idStr) { | ||
| if (StringUtils.isBlank(idStr)) { | ||
| throw new ComputerException("Can't parse Id for empty string"); | ||
| } | ||
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| if (idCategory == null) { | ||
| // automatic inference | ||
| return parseId(idStr); | ||
| } | ||
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| switch (idCategory) { | ||
| case NUMBER: | ||
| return IdFactory.parseId(IdType.LONG, idStr); | ||
| case UUID: | ||
| return IdFactory.parseId(IdType.UUID, idStr); | ||
| default: | ||
| return IdFactory.parseId(IdType.UTF8, idStr); | ||
| } | ||
| } | ||
| } |
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