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java: write test programs for OptionalTemplate.java

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This commit is contained in:
Muga Nishizawa 2010-10-22 23:23:53 +09:00
parent 71ae75a5bf
commit 69e32d264c
19 changed files with 2925 additions and 623 deletions
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3
java/src/main/java/org/msgpack/annotation/MessagePackOptional.java
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@ -6,7 +6,6 @@ import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
@Target(ElementType.FIELD)
@Retention(RetentionPolicy.CLASS)
@Retention(RetentionPolicy.RUNTIME)
public @interface MessagePackOptional {
int value() default -1;
}

12
java/src/main/java/org/msgpack/annotation/MessagePackRequired.java
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@ -1,12 +0,0 @@
package org.msgpack.annotation;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
@Target(ElementType.FIELD)
@Retention(RetentionPolicy.CLASS)
public @interface MessagePackRequired {
int value() default -1;
}

1
java/src/main/java/org/msgpack/template/MapTemplate.java
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@ -42,6 +42,7 @@ public class MapTemplate implements Template {
return map;
}
@SuppressWarnings("unchecked")
public Object convert(MessagePackObject from) throws MessageTypeException {
Map<MessagePackObject,MessagePackObject> src = from.asMap();
Map<Object,Object> map = new HashMap();

2
java/src/main/java/org/msgpack/template/OptionalTemplate.java
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@ -17,8 +17,6 @@
//
package org.msgpack.template;
import java.util.List;
import java.util.ArrayList;
import java.io.IOException;
import org.msgpack.*;

114
java/src/main/java/org/msgpack/util/codegen/Constants.java
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@ -9,96 +9,20 @@ public interface Constants {
String POSTFIX_TYPE_NAME_TEMPLATE = "_$$_Template";
String KEYWORD_MODIFIER_PUBLIC = "public";
String STRING_NAME_COMMA_SPACE = ", ";
String KEYWORD_CATCH = "catch";
String KEYWORD_ELSE = "else";
String KEYWORD_ELSEIF = "else if";
String KEYWORD_FOR = "for";
String KEYWORD_IF = "if";
String KEYWORD_INSTANCEOF = "instanceof";
String KEYWORD_NEW = "new";
String KEYWORD_NULL = "null";
String KEYWORD_RETURN = "return";
String KEYWORD_THROW = "throw";
String KEYWORD_THROWS = "throws";
String KEYWORD_TRY = "try";
String STRING_NAME_LEFT_RIGHT_SQUARE_BRACKET = "[]";
String CHAR_NAME_SPACE = " ";
String CHAR_NAME_COMMA = ",";
String CHAR_NAME_EQUAL = "=";
String CHAR_NAME_PLUS = "+";
String CHAR_NAME_MINUS = "-";
String CHAR_NAME_UNDERSCORE = "_";
String CHAR_NAME_LESSTHAN = "<";
String CHAR_NAME_RIGHT_PARENTHESIS = ")";
String CHAR_NAME_LEFT_PARENTHESIS = "(";
String CHAR_NAME_RIGHT_CURLY_BRACKET = "}";
String CHAR_NAME_LEFT_CURLY_BRACKET = "{";
String CHAR_NAME_RIGHT_SQUARE_BRACKET = "]";
String CHAR_NAME_LEFT_SQUARE_BRACKET = "[";
String CHAR_NAME_DOT = ".";
String CHAR_NAME_SEMICOLON = ";";
String VARIABLE_NAME_PK = "_$$_pk";
String VARIABLE_NAME_OBJECT = "_$$_obj";
String VARIABLE_NAME_TARGET = "_$$_t";
String VARIABLE_NAME_SIZE = "_$$_len";
String VARIABLE_NAME_ARRAY = "_$$_ary";
String VARIABLE_NAME_LIST = "_$$_list";
String VARIABLE_NAME_MAP = "_$$_map";
String VARIABLE_NAME_KEY = "_$$_key";
String VARIABLE_NAME_VAL = "_$$_val";
String VARIABLE_NAME_ITER = "_$$_iter";
String VARIABLE_NAME_MPO = "_$$_mpo";
String VARIABLE_NAME_I = "i";
String VARIABLE_NAME_TEMPLATES = "_$$_templates";
String VARIABLE_NAME_TEMPLATES0 = "_$$_tmpls";
String VARIABLE_NAME_CLIENT = "_$$_client";
String VARIABLE_NAME_CLIENT0 = "_$$_c";
String METHOD_NAME_VALUEOF = "valueOf";
String METHOD_NAME_BOOLEANVALUE = "booleanValue";
String METHOD_NAME_BYTEVALUE = "byteValue";
@ -113,38 +37,14 @@ public interface Constants {
String METHOD_NAME_DOUBLEVALUE = "doubleValue";
String METHOD_NAME_ADD = "add";
String METHOD_NAME_PUT = "put";
String METHOD_NAME_GET = "get";
String METHOD_NAME_SIZE = "size";
String METHOD_NAME_KEYSET = "keySet";
String METHOD_NAME_ITERATOR = "iterator";
String METHOD_NAME_HASNEXT = "hasNext";
String METHOD_NAME_NEXT = "next";
String METHOD_NAME_ORDINAL = "ordinal";
String METHOD_NAME_GETENUMCONSTANTS = "getEnumConstants";
String METHOD_NAME_CONVERT = "convert";
String METHOD_NAME_MSGCONVERT = "messageConvert";
String METHOD_NAME_SETTEMPLATES = "setTemplates";
String METHOD_NAME_SETCLIENT = "setClient";
String METHOD_NAME_PACK = "pack";
String METHOD_NAME_PACKARRAY = "packArray";
String METHOD_NAME_UNPACK = "unpack";
String METHOD_NAME_UNPACKBOOLEAN = "unpackBoolean";
@ -207,13 +107,11 @@ public interface Constants {
String STATEMENT_PACKER_PACKERMETHODBODY_04 = "$1.pack(((java.lang.Enum)_$$_t).ordinal()); ";
String STATEMENT_PACKER_PACKERMETHODBODY_05 = "if (_$$_nullCheck && $2 == null) { $1.packNil(); return; } ";
String STATEMENT_TMPL_UNPACKERMETHODBODY_01 = "%s _$$_t = new %s(); ";
String STATEMENT_TMPL_UNPACKERMETHODBODY_02 = "$1.unpackArray(); ";
String STATEMENT_TMPL_UNPACKERMETHODBODY_03 = "if (!_$$_nullCheck || !$1.tryUnpackNull()) { _$$_t.%s = %s(%s)_$$_templates[%d].unpack($1)%s; } ";
String STATEMENT_TMPL_UNPACKERMETHODBODY_03 = "_$$_t.%s = %s(%s)_$$_templates[%d].unpack($1)%s; ";
String STATEMENT_TMPL_UNPACKERMETHODBODY_04 = "return _$$_t; ";
@ -221,13 +119,9 @@ public interface Constants {
String STATEMENT_TMPL_UNPACKERMETHODBODY_06 = "return %s.class.getEnumConstants()[i]; ";
String STATEMENT_TMPL_UNPACKERMETHODBODY_07 = "if (_$$_nullCheck && $1.tryUnpackNull()) { return null; } ";
String STATEMENT_TMPL_CONVERTMETHODBODY_01 = "%s _$$_ary = $1.asArray(); ";
String STATEMENT_TMPL_CONVERTMETHODBODY_02 = "if (!_$$_nullCheck || !_$$_ary[%d].isNil()) { _$$_t.%s = %s(%s)_$$_templates[%d].convert(_$$_ary[%d])%s; } ";
String STATEMENT_TMPL_CONVERTMETHODBODY_02 = "_$$_t.%s = %s(%s)_$$_templates[%d].convert(_$$_ary[%d])%s; ";
String STATEMENT_TMPL_CONVERTMETHODBODY_03 = "int i = _$$_ary[0].asInt(); ";
String STATEMENT_TMPL_CONVERTMETHODBODY_04 = "if (_$$_nullCheck && $1.isNil()) { return null; } ";
}

89
java/src/main/java/org/msgpack/util/codegen/DynamicCodeGen.java
View file

@ -1,6 +1,7 @@
package org.msgpack.util.codegen;
import java.io.IOException;
import java.lang.annotation.Annotation;
import java.lang.reflect.Constructor;
import java.lang.reflect.Field;
import java.lang.reflect.Modifier;
@ -27,7 +28,9 @@ import org.msgpack.Template;
import org.msgpack.Unpacker;
import org.msgpack.annotation.MessagePackDelegate;
import org.msgpack.annotation.MessagePackMessage;
import org.msgpack.annotation.MessagePackOptional;
import org.msgpack.annotation.MessagePackOrdinalEnum;
import org.msgpack.template.OptionalTemplate;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@ -61,7 +64,8 @@ class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
return tmplCache.get(type.getName());
}
public Class<?> generateMessagePackerClass(Class<?> origClass) {
public Class<?> generateMessagePackerClass(Class<?> origClass,
List<FieldOption> fieldOpts) {
try {
LOG.debug("start generating a packer class for "
+ origClass.getName());
@ -70,10 +74,12 @@ class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
checkTypeValidation(origClass);
checkDefaultConstructorValidation(origClass);
CtClass packerCtClass = pool.makeClass(packerName);
setSuperclass(packerCtClass, NullCheckerImpl.class);
setInterface(packerCtClass, MessagePacker.class);
addDefaultConstructor(packerCtClass);
Field[] fields = getDeclaredFields(origClass);
if (fieldOpts != null) {
fields = sortFields(fields, fieldOpts);
}
addPackMethod(packerCtClass, origClass, fields, false);
Class<?> packerClass = createClass(packerCtClass);
LOG.debug("generated a packer class for " + origClass.getName());
@ -95,7 +101,6 @@ class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
String packerName = origName + POSTFIX_TYPE_NAME_PACKER + inc();
checkTypeValidation(origClass);
CtClass packerCtClass = pool.makeClass(packerName);
setSuperclass(packerCtClass, NullCheckerImpl.class);
setInterface(packerCtClass, MessagePacker.class);
addDefaultConstructor(packerCtClass);
addPackMethod(packerCtClass, origClass, null, true);
@ -111,7 +116,8 @@ class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
}
}
public Class<?> generateTemplateClass(Class<?> origClass) {
public Class<?> generateTemplateClass(Class<?> origClass,
List<FieldOption> fieldOpts) {
try {
LOG.debug("start generating a template class for "
+ origClass.getName());
@ -120,11 +126,17 @@ class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
checkTypeValidation(origClass);
checkDefaultConstructorValidation(origClass);
CtClass tmplCtClass = pool.makeClass(tmplName);
setSuperclass(tmplCtClass, TemplateTemplate.class);
setSuperclass(tmplCtClass, TemplateAccessorImpl.class);
setInterface(tmplCtClass, Template.class);
addDefaultConstructor(tmplCtClass);
Field[] fields = getDeclaredFields(origClass);
Template[] tmpls = createTemplates(fields);
Template[] tmpls = null;
if (fieldOpts != null) {
fields = sortFields(fields, fieldOpts);
tmpls = createTemplates(fieldOpts);
} else {
tmpls = createTemplates(fields);
}
setTemplates(origClass, tmpls);
addUnpackMethod(tmplCtClass, origClass, fields, false);
addConvertMethod(tmplCtClass, origClass, fields, false);
@ -152,7 +164,7 @@ class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
checkTypeValidation(origClass);
String tmplName = origName + POSTFIX_TYPE_NAME_TEMPLATE + inc();
CtClass tmplCtClass = pool.makeClass(tmplName);
setSuperclass(tmplCtClass, TemplateTemplate.class);
setSuperclass(tmplCtClass, TemplateAccessorImpl.class);
setInterface(tmplCtClass, Template.class);
addDefaultConstructor(tmplCtClass);
addUnpackMethod(tmplCtClass, origClass, null, true);
@ -240,6 +252,41 @@ class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
}
}
Field[] sortFields(Field[] fields, List<FieldOption> fieldOpts) {
if (fields.length != fieldOpts.size()) {
throwFieldSortingException(String.format(
"Mismatch: public field num: %d, option num: %d",
new Object[] { fields.length, fieldOpts.size() }));
}
Field[] sorted = new Field[fields.length];
for (int i = 0; i < sorted.length; ++i) {
FieldOption opt = fieldOpts.get(i);
Field match = null;
for (Field f : fields) {
if (opt.name.equals(f.getName())) {
match = f;
break;
}
}
if (match != null) {
sorted[i] = match;
} else {
throwFieldSortingException(String.format(
"Mismatch: a %s field option is not declared",
new Object[] { opt.name }));
}
}
return sorted;
}
Template[] createTemplates(List<FieldOption> fieldOpts) {
Template[] tmpls = new Template[fieldOpts.size()];
for (int i = 0; i < tmpls.length; ++i) {
tmpls[i] = fieldOpts.get(i).tmpl;
}
return tmpls;
}
Template[] createTemplates(Field[] fields) {
Template[] tmpls = new Template[fields.length];
for (int i = 0; i < tmpls.length; ++i) {
@ -249,12 +296,23 @@ class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
}
Template createTemplate(Field field) {
boolean isOptional = isAnnotated(field, MessagePackOptional.class);
Class<?> c = field.getType();
Template tmpl = null;
if (List.class.isAssignableFrom(c) || Map.class.isAssignableFrom(c)) {
return createTemplate(field.getGenericType());
tmpl = createTemplate(field.getGenericType());
} else {
return createTemplate(c);
tmpl = createTemplate(c);
}
if (isOptional) {
return new OptionalTemplate(tmpl);
} else {
return tmpl;
}
}
private boolean isAnnotated(Field field, Class<? extends Annotation> with) {
return field.getAnnotation(with) != null;
}
private void addPackMethod(CtClass packerCtClass, Class<?> c, Field[] fs,
@ -297,8 +355,6 @@ class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
// void pack(Packer packer, Object target) throws IOException;
sb.append(CHAR_NAME_LEFT_CURLY_BRACKET);
sb.append(CHAR_NAME_SPACE);
Object[] args2 = new Object[0];
sb.append(String.format(STATEMENT_PACKER_PACKERMETHODBODY_05, args2));
String typeName = classToString(type);
Object[] args0 = new Object[] { typeName, typeName };
sb.append(String.format(STATEMENT_PACKER_PACKERMETHODBODY_01, args0));
@ -357,8 +413,6 @@ class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
// void pack(Packer packer, Object target) throws IOException;
sb.append(CHAR_NAME_LEFT_CURLY_BRACKET);
sb.append(CHAR_NAME_SPACE);
Object[] args3 = new Object[0];
sb.append(String.format(STATEMENT_PACKER_PACKERMETHODBODY_05, args3));
String typeName = classToString(c);
Object[] args0 = new Object[] { typeName, typeName };
sb.append(String.format(STATEMENT_PACKER_PACKERMETHODBODY_01, args0));
@ -412,8 +466,6 @@ class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
sb.append(CHAR_NAME_SPACE);
// Foo _$$_t = new Foo();
String typeName = classToString(type);
Object[] args3 = new Object[0];
sb.append(String.format(STATEMENT_TMPL_UNPACKERMETHODBODY_07, args3));
Object[] args0 = new Object[] { typeName, typeName };
sb.append(String.format(STATEMENT_TMPL_UNPACKERMETHODBODY_01, args0));
// $1.unpackArray();
@ -453,8 +505,6 @@ class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
// Object unpack(Unpacker u) throws IOException, MessageTypeException;
sb.append(CHAR_NAME_LEFT_CURLY_BRACKET);
sb.append(CHAR_NAME_SPACE);
Object[] args3 = new Object[0];
sb.append(String.format(STATEMENT_TMPL_UNPACKERMETHODBODY_07, args3));
// $1.unpackArray();
Object[] args0 = new Object[0];
sb.append(String.format(STATEMENT_TMPL_UNPACKERMETHODBODY_02, args0));
@ -506,8 +556,6 @@ class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
// Object convert(MessagePackObject mpo) throws MessageTypeException;
sb.append(CHAR_NAME_LEFT_CURLY_BRACKET);
sb.append(CHAR_NAME_SPACE);
Object[] args3 = new Object[0];
sb.append(String.format(STATEMENT_TMPL_CONVERTMETHODBODY_04, args3));
// Foo _$$_t = new Foo();
String typeName = classToString(type);
Object[] args0 = new Object[] { typeName, typeName };
@ -533,7 +581,6 @@ class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
Class<?> returnType = field.getType();
boolean isPrim = returnType.isPrimitive();
Object[] args = new Object[] {
i,
field.getName(),
isPrim ? "(" : "",
isPrim ? getPrimToWrapperType(returnType).getName()
@ -550,8 +597,6 @@ class DynamicCodeGen extends DynamicCodeGenBase implements Constants {
// Object convert(MessagePackObject mpo) throws MessageTypeException;
sb.append(CHAR_NAME_LEFT_CURLY_BRACKET);
sb.append(CHAR_NAME_SPACE);
Object[] args3 = new Object[0];
sb.append(String.format(STATEMENT_TMPL_CONVERTMETHODBODY_04, args3));
// MessagePackObject[] _$$_ary = $1.asArray();
Object[] args0 = new Object[] { classToString(MessagePackObject[].class) };
sb.append(String.format(STATEMENT_TMPL_CONVERTMETHODBODY_01, args0));

29
java/src/main/java/org/msgpack/util/codegen/DynamicCodeGenBase.java
View file

@ -41,10 +41,6 @@ public class DynamicCodeGenBase implements Constants {
private static Logger LOG = LoggerFactory
.getLogger(DynamicCodeGenBase.class);
public static interface NullChecker {
void setNullCheck(boolean nullCheck);
}
public static class MessageUnpackableConvertableTemplate implements
Template {
@ -86,23 +82,13 @@ public class DynamicCodeGenBase implements Constants {
throw new MessageTypeException(e.getMessage(), e);
}
}
}
public static class NullCheckerImpl implements NullChecker {
public boolean _$$_nullCheck = true;
public void setNullCheck(boolean _$$_check) {
_$$_nullCheck = _$$_check;
}
}
public static interface TemplateAccessor {
void setTemplates(Template[] templates);
}
public static class TemplateTemplate extends NullCheckerImpl implements
TemplateAccessor {
public static class TemplateAccessorImpl implements TemplateAccessor {
public Template[] _$$_templates;
public void setTemplates(Template[] _$$_tmpls) {
@ -160,6 +146,12 @@ public class DynamicCodeGenBase implements Constants {
throw e;
}
protected void throwFieldSortingException(String message) {
DynamicCodeGenException e = new DynamicCodeGenException(message);
LOG.debug(e.getMessage(), e);
throw e;
}
protected static void throwMethodValidationException(Method method,
String message) throws DynamicCodeGenException {
DynamicCodeGenException e = new DynamicCodeGenException(String.format(
@ -207,7 +199,7 @@ public class DynamicCodeGenBase implements Constants {
protected void addTemplateArrayField(CtClass newCtClass)
throws NotFoundException, CannotCompileException {
CtClass acsCtClass = pool.get(TemplateTemplate.class.getName());
CtClass acsCtClass = pool.get(TemplateAccessorImpl.class.getName());
CtField tmplsField = acsCtClass
.getDeclaredField(VARIABLE_NAME_TEMPLATES);
CtField tmplsField2 = new CtField(tmplsField.getType(), tmplsField
@ -217,7 +209,7 @@ public class DynamicCodeGenBase implements Constants {
protected void addSetTemplatesMethod(CtClass newCtClass)
throws NotFoundException, CannotCompileException {
CtClass acsCtClass = pool.get(TemplateTemplate.class.getName());
CtClass acsCtClass = pool.get(TemplateAccessorImpl.class.getName());
CtMethod settmplsMethod = acsCtClass
.getDeclaredMethod(METHOD_NAME_SETTEMPLATES);
CtMethod settmplsMethod2 = CtNewMethod.copy(settmplsMethod, newCtClass,
@ -425,8 +417,7 @@ public class DynamicCodeGenBase implements Constants {
Class<?> t = getArrayBaseType(type);
sb.append(t.getName());
for (int i = 0; i < dim; ++i) {
sb.append(CHAR_NAME_LEFT_SQUARE_BRACKET);
sb.append(CHAR_NAME_RIGHT_SQUARE_BRACKET);
sb.append(STRING_NAME_LEFT_RIGHT_SQUARE_BRACKET);
}
return sb.toString();
}

1
java/src/main/java/org/msgpack/util/codegen/DynamicCodeGenException.java
View file

@ -1,5 +1,6 @@
package org.msgpack.util.codegen;
@SuppressWarnings("serial")
public class DynamicCodeGenException extends RuntimeException {
public DynamicCodeGenException(String reason) {

9
java/src/main/java/org/msgpack/util/codegen/DynamicConverter.java
View file

@ -1,9 +1,16 @@
package org.msgpack.util.codegen;
import java.util.List;
import org.msgpack.MessageConverter;
public class DynamicConverter {
public static MessageConverter create(Class<?> c) {
return DynamicTemplate.create(c);
return create(c, null);
}
public static MessageConverter create(Class<?> c,
List<FieldOption> fieldOpts) {
return DynamicTemplate.create(c, fieldOpts);
}
}

8
java/src/main/java/org/msgpack/util/codegen/DynamicPacker.java
View file

@ -1,13 +1,19 @@
package org.msgpack.util.codegen;
import java.util.List;
import org.msgpack.MessagePacker;
public class DynamicPacker {
public static MessagePacker create(Class<?> c) {
return create(c, null);
}
public static MessagePacker create(Class<?> c, List<FieldOption> fieldOpts) {
try {
DynamicCodeGen gen = DynamicCodeGen.getInstance();
Class<?> packerClass = gen.generateMessagePackerClass(c);
Class<?> packerClass = gen.generateMessagePackerClass(c, fieldOpts);
return (MessagePacker) packerClass.newInstance();
} catch (InstantiationException e) {
throw new DynamicCodeGenException(e.getMessage(), e);

8
java/src/main/java/org/msgpack/util/codegen/DynamicTemplate.java
View file

@ -1,13 +1,19 @@
package org.msgpack.util.codegen;
import java.util.List;
import org.msgpack.Template;
import org.msgpack.util.codegen.DynamicCodeGenBase.TemplateAccessor;
public class DynamicTemplate {
public static Template create(Class<?> c) {
return create(c, null);
}
public static Template create(Class<?> c, List<FieldOption> fieldOpts) {
try {
DynamicCodeGen gen = DynamicCodeGen.getInstance();
Class<?> tmplClass = gen.generateTemplateClass(c);
Class<?> tmplClass = gen.generateTemplateClass(c, fieldOpts);
Object obj = tmplClass.newInstance();
((TemplateAccessor) obj).setTemplates(gen.getTemplates(c));
return (Template) obj;

8
java/src/main/java/org/msgpack/util/codegen/DynamicUnpacker.java
View file

@ -1,9 +1,15 @@
package org.msgpack.util.codegen;
import java.util.List;
import org.msgpack.MessageUnpacker;
public class DynamicUnpacker {
public static MessageUnpacker create(Class<?> c) {
return DynamicTemplate.create(c);
return create(c, null);
}
public static MessageUnpacker create(Class<?> c, List<FieldOption> fieldOpts) {
return DynamicTemplate.create(c, fieldOpts);
}
}

21
java/src/main/java/org/msgpack/util/codegen/FieldOption.java
View file

@ -4,7 +4,22 @@ import org.msgpack.Template;
public class FieldOption {
public String name;
public Template tmpl;
private static final String NULL_ERR_MSG = "param is FieldOption is null.";
String name;
Template tmpl;
public FieldOption(final String name, final Template tmpl) {
if (name == null) {
throw new NullPointerException(String.format("%s %s", new Object[] {
"1st", NULL_ERR_MSG }));
}
if (tmpl == null) {
throw new NullPointerException(String.format("%s %s", new Object[] {
"2nd", NULL_ERR_MSG }));
}
this.name = name;
this.tmpl = tmpl;
}
}