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Added misc accessors, and a utility method to return an escaped string

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git-svn-id: https://smali.googlecode.com/svn/trunk@147 55b6fa8a-2a1e-11de-a435-ffa8d773f76a
This commit is contained in:
JesusFreke@JesusFreke.com 2009-06-14 01:21:43 +00:00
parent 5e1b14a4a8
commit 119ddb0805
3 changed files with 62 additions and 0 deletions
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4
dexlib/src/main/java/org/jf/dexlib/FieldIdItem.java
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@ -95,4 +95,8 @@ public class FieldIdItem extends IndexedItem<FieldIdItem> {
public TypeIdItem getFieldType() {
return fieldTypeReferenceField.getReference();
}
public TypeIdItem getContainingClass() {
return classTypeReferenceField.getReference();
}
}

4
dexlib/src/main/java/org/jf/dexlib/MethodIdItem.java
View File

@ -89,6 +89,10 @@ public class MethodIdItem extends IndexedItem<MethodIdItem> {
return prototypeReferenceField.getReference().getParameterRegisterCount() + (isStatic?0:1);
}
public TypeIdItem getContainingClass() {
return classTypeReferenceField.getReference();
}
/**
* Return the number of parameters, not including the "this" parameter, if any
* @return The number of parameters, not including the "this" parameter, if any

54
dexlib/src/main/java/org/jf/dexlib/util/Utf8Utils.java
View File

@ -161,4 +161,58 @@ public final class Utf8Utils {
throw new IllegalArgumentException("bad utf-8 byte " + Hex.u1(value) +
" at offset " + Hex.u4(offset));
}
public static String escapeString(String value) {
int len = value.length();
StringBuilder sb = new StringBuilder(len * 3 / 2);
for (int i = 0; i < len; i++) {
char c = value.charAt(i);
if ((c >= ' ') && (c < 0x7f)) {
if ((c == '\'') || (c == '\"') || (c == '\\')) {
sb.append('\\');
}
sb.append(c);
} else if (c <= 0x7f) {
switch (c) {
case '\n': sb.append("\\n"); break;
case '\r': sb.append("\\r"); break;
case '\t': sb.append("\\t"); break;
default: {
/*
* Represent the character as an octal escape.
* If the next character is a valid octal
* digit, disambiguate by using the
* three-digit form.
*/
char nextChar =
(i < (len - 1)) ? value.charAt(i + 1) : 0;
boolean displayZero =
(nextChar >= '0') && (nextChar <= '7');
sb.append('\\');
for (int shift = 6; shift >= 0; shift -= 3) {
char outChar = (char) (((c >> shift) & 7) + '0');
if ((outChar != '0') || displayZero) {
sb.append(outChar);
displayZero = true;
}
}
if (! displayZero) {
// Ironic edge case: The original value was 0.
sb.append('0');
}
break;
}
}
} else {
sb.append("\\u");
sb.append(Character.forDigit(c >> 12, 16));
sb.append(Character.forDigit((c >> 8) & 0x0f, 16));
sb.append(Character.forDigit((c >> 4) & 0x0f, 16));
sb.append(Character.forDigit(c & 0x0f, 16));
}
}
return sb.toString();
}
}