mq5.0-source.main.mq-admin.admin-gui.src.main.java.com.sun.messaging.jmq.admin.apps.console.ObjStoreListProperties Maven / Gradle / Ivy
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/*
* @(#)ObjStoreListProperties.java 1.7 06/28/07
*/
package com.sun.messaging.jmq.admin.apps.console;
import java.util.Enumeration;
import com.sun.messaging.jmq.admin.util.Globals;
import com.sun.messaging.jmq.admin.util.UserProperties;
import com.sun.messaging.jmq.admin.util.UserPropertiesException;
import com.sun.messaging.jmq.admin.objstore.ObjStore;
import com.sun.messaging.jmq.admin.objstore.ObjStoreAttrs;
import com.sun.messaging.jmq.admin.resources.AdminConsoleResources;
/**
* This class encapsulates the information needed to save
* and restore the list of favourite object stores in the
* JMQ Administration Console.
*
*
* It represents the property object containing the list of
* object store attributes. The format of the property file
* is:
*
* objstore.count=5
* objstore0.id.objstore id
* objstore0.desc.objstore description
* objstore0.attrs.attrName=value
* objstore0.attrs.attrName=value
* objstore1.id.objstore id
* objstore1.desc.objstore description
* objstore1.attrs.attrName=value
* objstore1.attrs.attrName=value
* ...
* objstore4.id.objstore id
* objstore4.desc.objstore description
* objstore4.attrs.attrName=value
* objstore4.attrs.attrName=value
*
*/
public class ObjStoreListProperties extends UserProperties {
public final static String FIRST_VERSION = "2.0";
public final static String VERSION = "2.0";
private final static String PROP_NAME_VERSION = "version";
private final static String PROP_NAME_OBJSTORE_BASENAME = "objstore";
private final static String PROP_NAME_OBJSTORE_COUNT
= PROP_NAME_OBJSTORE_BASENAME + ".count";
private final static String PROP_NAME_OBJSTORE_ID_PREFIX = "id";
private final static String PROP_NAME_OBJSTORE_DESC_PREFIX = "desc";
private final static String PROP_NAME_OBJSTORE_ATTR_PREFIX = "attrs";
private static AdminConsoleResources acr = Globals.getAdminConsoleResources();
/**
* Instantiate a ObjStoreListProperties object.
*/
public ObjStoreListProperties() {
super();
setProperty(PROP_NAME_VERSION, VERSION);
}
public String getVersion() {
String val = getProperty(PROP_NAME_VERSION);
return (val);
}
/**
* Returns the number of object stores.
*
* @return The number of object stores.
*/
public int getObjStoreCount() {
String val = getProperty(PROP_NAME_OBJSTORE_COUNT);
int ret;
if ((val == null) || val.equals("")) {
return (0);
}
try {
ret = Integer.parseInt(val);
} catch (Exception e) {
ret = 0;
}
return (ret);
}
/**
* Returns an ObjStoreAttrs array containing the ObjStoreAttrs
* objects that can be used to create object stores.
*
* The attributes in the ObjStoreAttrs object are normalized e.g.
* the preceding
* objstore1.attrs. is stripped.
*
* @return Returns an ObjStoreAttrs array containing the
* ObjStoreAttrs objects that can be used to create
* object stores.
*/
public ObjStoreAttrs[] getObjStoreAttrs() {
int count = getObjStoreCount();
if (count <= 0) {
return (null);
}
ObjStoreAttrs[] objStoreArray = new ObjStoreAttrs [ count ];
for (int i = 0; i < count; ++i) {
objStoreArray[i] = getObjStoreAttrs(i);
}
return (objStoreArray);
}
/**
* Returns a ObjStoreAttrs object containing the attributes
* that are relevant for creating an object store. These
* attributes are normalized e.g. the preceding
* objstore.attrs. is stripped.
*
* @param index Index for specifying the
* object store in question.
*
* @return A ObjStoreAttrs object containing attributes
* needed for creation of an object store.
*/
public ObjStoreAttrs getObjStoreAttrs(int index) {
ObjStoreAttrs osa = new ObjStoreAttrs();
String basePropName, objstoreAttrsStr, idPropName, descPropName;
String id, desc;
int objstoreAttrsStrLen;
basePropName = PROP_NAME_OBJSTORE_BASENAME
+ new Integer(index).toString()
+ ".";
idPropName = basePropName
+ PROP_NAME_OBJSTORE_ID_PREFIX;
id = getProperty(idPropName, "");
descPropName = basePropName
+ PROP_NAME_OBJSTORE_DESC_PREFIX;
desc = getProperty(descPropName, "");
osa = new ObjStoreAttrs(id, desc);
/*
* Construct string:
* objstore1.attrs.
*/
objstoreAttrsStr = PROP_NAME_OBJSTORE_BASENAME
+ new Integer(index).toString()
+ "."
+ PROP_NAME_OBJSTORE_ATTR_PREFIX
+ ".";
objstoreAttrsStrLen = objstoreAttrsStr.length();
for (Enumeration e = propertyNames(); e.hasMoreElements() ;) {
String propName = (String)e.nextElement();
if (propName.startsWith(objstoreAttrsStr)) {
String newPropName, value;
newPropName = propName.substring(objstoreAttrsStrLen);
value = getProperty(propName);
osa.put(newPropName, value);
}
}
return (osa);
}
public void addObjStoreAttrs(ObjStoreAttrs osa) {
String basePropName, objstoreAttrsStr, idPropName, descPropName;
String id, desc;
int index = getObjStoreCount();
/*
System.err.println("Setting properties:");
*/
basePropName = PROP_NAME_OBJSTORE_BASENAME
+ new Integer(index).toString()
+ ".";
idPropName = basePropName
+ PROP_NAME_OBJSTORE_ID_PREFIX;
id = osa.getID();
setProperty(idPropName, id);
/*
System.err.println("\t"
+ idPropName
+ "="
+ id);
*/
descPropName = basePropName
+ PROP_NAME_OBJSTORE_DESC_PREFIX;
desc = osa.getDescription();
setProperty(descPropName, desc);
/*
System.err.println("\t"
+ descPropName
+ "="
+ desc);
*/
objstoreAttrsStr = basePropName
+ PROP_NAME_OBJSTORE_ATTR_PREFIX
+ ".";
for (Enumeration e = osa.keys(); e.hasMoreElements() ;) {
String propName = (String)e.nextElement(),
newPropName, newValue;
newValue = (String)osa.get(propName);
newPropName = objstoreAttrsStr
+ propName;
setProperty(newPropName, newValue);
/*
System.err.println("\t"
+ newPropName
+ "="
+ newValue);
*/
}
index++;
setProperty(PROP_NAME_OBJSTORE_COUNT, new Integer(index).toString());
/*
System.err.println("\t"
+ PROP_NAME_OBJSTORE_COUNT
+ "="
+ index);
*/
}
public void load() throws UserPropertiesException, SecurityException {
super.load();
String v = getVersion();
/*
* If no version property found, assume the file is the current version
* (i.e. OK)
*/
if (v == null) {
return;
}
checkVersion(v, VERSION, FIRST_VERSION);
}
private void checkVersion(String fileVersionStr, String expectedVersionStr,
String firstVersionStr) throws UserPropertiesException {
double expectedVersion, fileVersion, firstVersion;
/*
* Convert current version string to double.
*/
try {
expectedVersion = Double.parseDouble(expectedVersionStr);
} catch (NumberFormatException nfe) {
UserPropertiesException upe;
expectedVersion = 0;
upe = new UserPropertiesException(
acr.getString(acr.E_BAD_INT_OBJSTORE_LIST_VER, expectedVersionStr));
throw(upe);
}
/*
* Convert first version string to double.
*/
try {
firstVersion = Double.parseDouble(firstVersionStr);
} catch (NumberFormatException nfe) {
UserPropertiesException upe;
firstVersion = 0;
upe = new UserPropertiesException(
acr.getString(acr.E_BAD_INT_OBJSTORE_LIST_VER, firstVersionStr));
throw(upe);
}
/*
* Convert file version string to double.
*/
try {
fileVersion = Double.parseDouble(fileVersionStr);
} catch (NumberFormatException nfe) {
UserPropertiesException upe;
Object args[] = new Object [ 4 ];
fileVersion = 0;
args[0] = getAbsoluteFileName();
args[1] = PROP_NAME_VERSION;
args[2] = fileVersionStr;
args[3] = expectedVersionStr;
String s = acr.getString(acr.E_BAD_FILE_OBJSTORE_LIST_VER, args);
upe = new UserPropertiesException(s);
throw(upe);
}
/*
* File version is less than our first version - error !
*/
if (fileVersion < firstVersion) {
UserPropertiesException upe;
Object args[] = new Object [ 4 ];
args[0] = getAbsoluteFileName();
args[1] = PROP_NAME_VERSION;
args[2] = fileVersionStr;
args[3] = expectedVersionStr;
String s = acr.getString(acr.E_BAD_FILE_OBJSTORE_LIST_VER, args);
upe = new UserPropertiesException(s);
throw (upe);
}
/*
* File version is greater than our current version - error !
*/
if (fileVersion > expectedVersion) {
UserPropertiesException upe;
Object args[] = new Object [ 4 ];
args[0] = getAbsoluteFileName();
args[1] = PROP_NAME_VERSION;
args[2] = fileVersionStr;
args[3] = expectedVersionStr;
String s = acr.getString(acr.E_BAD_FILE_OBJSTORE_LIST_VER, args);
upe = new UserPropertiesException(s);
throw (upe);
}
/*
* Add checks for
* firstVersion < fileVersion < expectedVersion
* here.
* Currently we don't have any - since this is our first official
* version.
*/
}
}