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package lombok.apt;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import javax.lang.model.element.Element;
import javax.lang.model.type.TypeKind;
import lombok.Lombok;
import lombok.transformations.TransformationsUtil;
class PKG {
static final String CURRENT_SUPPORT = "javac 1.6 and eclipse (ecj).";
private PKG() {}
static boolean isInstanceOf(Object o, String className) {
if ( o == null ) return false;
return isInstanceOf(o.getClass(), className);
}
static boolean isInstanceOf(Class<?> c, String className) {
if ( c == Object.class || c == null ) return false;
if ( c.getName().equals(className) ) return true;
if ( isInstanceOf(c.getSuperclass(), className) ) return true;
for ( Class<?> iface : c.getInterfaces() ) {
if ( isInstanceOf(iface, className) ) return true;
}
return false;
}
static byte[] readResource(String name) {
return readResource(PKG.class.getClassLoader(), name);
}
static byte[] readResource(ClassLoader loader, String name) {
InputStream in = loader.getResourceAsStream(name);
if ( in == null ) throw Lombok.sneakyThrow(new IOException("Not found: " + name));
try {
return readStream(in);
} catch (IOException e) {
throw Lombok.sneakyThrow(e);
}
}
static String toGetterName(Element field) {
CharSequence fieldName = field.getSimpleName();
boolean isBoolean = field.asType().getKind() == TypeKind.BOOLEAN;
return TransformationsUtil.toGetterName(fieldName, isBoolean);
}
static byte[] readStream(InputStream in) throws IOException {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
byte[] b = new byte[65536];
while ( true ) {
int r = in.read(b);
if ( r == -1 ) break;
if ( r > 0 ) baos.write(b, 0, r);
}
return baos.toByteArray();
}
}
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