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8295370: Update java.io.ObjectStreamField to use Class.descriptorString

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Reviewed-by: bpb, mchung
This commit is contained in:
Roger Riggs 2022-10-14 23:45:03 +00:00
parent 8487c56f7e
commit 2087424736
2 changed files with 6 additions and 59 deletions
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58
src/java.base/share/classes/java/io/ObjectStreamField.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 1996, 2021, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1996, 2022, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -124,58 +124,6 @@ public class ObjectStreamField
};
}
/**
* Returns JVM type signature for given primitive.
*/
private static String getPrimitiveSignature(Class<?> cl) {
if (cl == Integer.TYPE)
return "I";
else if (cl == Byte.TYPE)
return "B";
else if (cl == Long.TYPE)
return "J";
else if (cl == Float.TYPE)
return "F";
else if (cl == Double.TYPE)
return "D";
else if (cl == Short.TYPE)
return "S";
else if (cl == Character.TYPE)
return "C";
else if (cl == Boolean.TYPE)
return "Z";
else if (cl == Void.TYPE)
return "V";
else
throw new InternalError();
}
/**
* Returns JVM type signature for given class.
*/
static String getClassSignature(Class<?> cl) {
if (cl.isPrimitive()) {
return getPrimitiveSignature(cl);
} else {
return appendClassSignature(new StringBuilder(), cl).toString();
}
}
static StringBuilder appendClassSignature(StringBuilder sbuf, Class<?> cl) {
while (cl.isArray()) {
sbuf.append('[');
cl = cl.getComponentType();
}
if (cl.isPrimitive()) {
sbuf.append(getPrimitiveSignature(cl));
} else {
sbuf.append('L').append(cl.getName().replace('.', '/')).append(';');
}
return sbuf;
}
/**
* Creates an ObjectStreamField representing the given field with the
* specified unshared setting. For compatibility with the behavior of
@ -190,7 +138,7 @@ public class ObjectStreamField
name = field.getName();
Class<?> ftype = field.getType();
type = (showType || ftype.isPrimitive()) ? ftype : Object.class;
signature = getClassSignature(ftype).intern();
signature = ftype.descriptorString().intern();
}
/**
@ -347,7 +295,7 @@ public class ObjectStreamField
// of the public constructors are used, in which case type is always
// initialized to the exact type we want the signature to represent.
if (sig == null) {
typeSignature = sig = getClassSignature(type).intern();
typeSignature = sig = type.descriptorString().intern();
}
return sig;
}