1 // Protocol Buffers - Google's data interchange format
2 // Copyright 2008 Google Inc.  All rights reserved.
3 // http://code.google.com/p/protobuf/
4 //
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6 // modification, are permitted provided that the following conditions are
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8 //
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10 // notice, this list of conditions and the following disclaimer.
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13 // in the documentation and/or other materials provided with the
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30 
31 package com.google.protobuf.micro;
32 
33 import java.io.IOException;
34 
35 /**
36  * Thrown when a protocol message being parsed is invalid in some way,
37  * e.g. it contains a malformed varint or a negative byte length.
38  *
39  * @author kenton@google.com Kenton Varda
40  */
41 public class InvalidProtocolBufferMicroException extends IOException {
42   private static final long serialVersionUID = -1616151763072450476L;
43 
44   public InvalidProtocolBufferMicroException(final String description) {
45     super(description);
46   }
47 
48   static InvalidProtocolBufferMicroException truncatedMessage() {
49     return new InvalidProtocolBufferMicroException(
50       "While parsing a protocol message, the input ended unexpectedly " +
51       "in the middle of a field.  This could mean either than the " +
52       "input has been truncated or that an embedded message " +
53       "misreported its own length.");
54   }
55 
56   static InvalidProtocolBufferMicroException negativeSize() {
57     return new InvalidProtocolBufferMicroException(
58       "CodedInputStream encountered an embedded string or message " +
59       "which claimed to have negative size.");
60   }
61 
62   static InvalidProtocolBufferMicroException malformedVarint() {
63     return new InvalidProtocolBufferMicroException(
64       "CodedInputStream encountered a malformed varint.");
65   }
66 
67   static InvalidProtocolBufferMicroException invalidTag() {
68     return new InvalidProtocolBufferMicroException(
69       "Protocol message contained an invalid tag (zero).");
70   }
71 
72   static InvalidProtocolBufferMicroException invalidEndTag() {
73     return new InvalidProtocolBufferMicroException(
74       "Protocol message end-group tag did not match expected tag.");
75   }
76 
77   static InvalidProtocolBufferMicroException invalidWireType() {
78     return new InvalidProtocolBufferMicroException(
79       "Protocol message tag had invalid wire type.");
80   }
81 
82   static InvalidProtocolBufferMicroException recursionLimitExceeded() {
83     return new InvalidProtocolBufferMicroException(
84       "Protocol message had too many levels of nesting.  May be malicious.  " +
85       "Use CodedInputStream.setRecursionLimit() to increase the depth limit.");
86   }
87 
88   static InvalidProtocolBufferMicroException sizeLimitExceeded() {
89     return new InvalidProtocolBufferMicroException(
90       "Protocol message was too large.  May be malicious.  " +
91       "Use CodedInputStream.setSizeLimit() to increase the size limit.");
92   }
93 }
94