-
Notifications
You must be signed in to change notification settings - Fork 8.7k
/
SCMException.java
125 lines (117 loc) · 3.82 KB
/
SCMException.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
/**
* 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
* <p>
* http://www.apache.org/licenses/LICENSE-2.0
* <p>
* 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 org.apache.hadoop.hdds.scm.exceptions;
import java.io.IOException;
/**
* Exception thrown by SCM.
*/
public class SCMException extends IOException {
private final ResultCodes result;
/**
* Constructs an {@code IOException} with {@code null}
* as its error detail message.
*/
public SCMException(ResultCodes result) {
this.result = result;
}
/**
* Constructs an {@code IOException} with the specified detail message.
*
* @param message The detail message (which is saved for later retrieval by
* the
* {@link #getMessage()} method)
*/
public SCMException(String message, ResultCodes result) {
super(message);
this.result = result;
}
/**
* Constructs an {@code IOException} with the specified detail message
* and cause.
* <p>
* <p> Note that the detail message associated with {@code cause} is
* <i>not</i> automatically incorporated into this exception's detail
* message.
*
* @param message The detail message (which is saved for later retrieval by
* the
* {@link #getMessage()} method)
* @param cause The cause (which is saved for later retrieval by the {@link
* #getCause()} method). (A null value is permitted, and indicates that the
* cause is nonexistent or unknown.)
* @since 1.6
*/
public SCMException(String message, Throwable cause, ResultCodes result) {
super(message, cause);
this.result = result;
}
/**
* Constructs an {@code IOException} with the specified cause and a
* detail message of {@code (cause==null ? null : cause.toString())}
* (which typically contains the class and detail message of {@code cause}).
* This constructor is useful for IO exceptions that are little more
* than wrappers for other throwables.
*
* @param cause The cause (which is saved for later retrieval by the {@link
* #getCause()} method). (A null value is permitted, and indicates that the
* cause is nonexistent or unknown.)
* @since 1.6
*/
public SCMException(Throwable cause, ResultCodes result) {
super(cause);
this.result = result;
}
/**
* Returns resultCode.
* @return ResultCode
*/
public ResultCodes getResult() {
return result;
}
/**
* Error codes to make it easy to decode these exceptions.
*/
public enum ResultCodes {
SUCCEESS,
FAILED_TO_LOAD_NODEPOOL,
FAILED_TO_FIND_NODE_IN_POOL,
FAILED_TO_FIND_HEALTHY_NODES,
FAILED_TO_FIND_NODES_WITH_SPACE,
FAILED_TO_FIND_SUITABLE_NODE,
INVALID_CAPACITY,
INVALID_BLOCK_SIZE,
SAFE_MODE_EXCEPTION,
FAILED_TO_LOAD_OPEN_CONTAINER,
FAILED_TO_ALLOCATE_CONTAINER,
FAILED_TO_CHANGE_CONTAINER_STATE,
FAILED_TO_CHANGE_PIPELINE_STATE,
CONTAINER_EXISTS,
FAILED_TO_FIND_CONTAINER,
FAILED_TO_FIND_CONTAINER_WITH_SPACE,
BLOCK_EXISTS,
FAILED_TO_FIND_BLOCK,
IO_EXCEPTION,
UNEXPECTED_CONTAINER_STATE,
SCM_NOT_INITIALIZED,
DUPLICATE_DATANODE,
NO_SUCH_DATANODE,
NO_REPLICA_FOUND,
FAILED_TO_FIND_ACTIVE_PIPELINE,
FAILED_TO_INIT_CONTAINER_PLACEMENT_POLICY
}
}