protected void printHeaders(Bundle bundle) throws Exception {
String title = ShellUtil.getBundleName(bundle);
System.out.println("\n" + title);
System.out.println(ShellUtil.getUnderlineString(title));
if (indent == 0) {
Dictionary<String, String> dict = bundle.getHeaders();
Enumeration<String> keys = dict.keys();
while (keys.hasMoreElements()) {
Object k = keys.nextElement();
Object v = dict.get(k);
System.out.println(k + " = " + ShellUtil.getValueString(v));
}
} else {
System.out.println(generateFormattedOutput(bundle));
}
}
protected String generateFormattedOutput(Bundle bundle) {
StringBuilder output = new StringBuilder();
Map<String, Object> otherAttribs = new HashMap<String, Object>();
Map<String, Object> bundleAttribs = new HashMap<String, Object>();
Map<String, Object> serviceAttribs = new HashMap<String, Object>();
Map<String, Object> packagesAttribs = new HashMap<String, Object>();
Dictionary<String, String> dict = bundle.getHeaders();
Enumeration<String> keys = dict.keys();
// do an initial loop and separate the attributes in different groups
while (keys.hasMoreElements()) {
String k = (String) keys.nextElement();
Object v = dict.get(k);
if (k.startsWith(BUNDLE_PREFIX)) {
// starts with Bundle-xxx
bundleAttribs.put(k, v);
} else if (k.endsWith(SERVICE_SUFFIX) || k.endsWith(CAPABILITY_SUFFIX)) {
// ends with xxx-Service
serviceAttribs.put(k, v);
} else if (k.endsWith(PACKAGE_SUFFFIX)) {
// ends with xxx-Package
packagesAttribs.put(k, v);
} else if (k.endsWith(REQUIRE_BUNDLE_ATTRIB)) {
// require bundle statement
packagesAttribs.put(k, v);
} else {
// the remaining attribs
otherAttribs.put(k, v);
}
}
// we will display the formatted result like this:
// Bundle-Name (ID)
// -----------------------
// all other attributes
//
// all Bundle attributes
//
// all Service attributes
//
// all Package attributes
Iterator<Map.Entry<String, Object>> it = otherAttribs.entrySet().iterator();
while (it.hasNext()) {
Map.Entry<String, Object> e = it.next();
output.append(String.format("%s = %s\n", e.getKey(), ShellUtil.getValueString(e.getValue())));
}
if (otherAttribs.size() > 0) {
output.append('\n');
}
it = bundleAttribs.entrySet().iterator();
while (it.hasNext()) {
Map.Entry<String, Object> e = it.next();
output.append(String.format("%s = %s\n", e.getKey(), ShellUtil.getValueString(e.getValue())));
}
if (bundleAttribs.size() > 0) {
output.append('\n');
}
it = serviceAttribs.entrySet().iterator();
while (it.hasNext()) {
Map.Entry<String, Object> e = it.next();
output.append(e.getKey());
output.append(" = \n");
formatHeader(ShellUtil.getValueString(e.getValue()), null, output, indent);
output.append("\n");
}
if (serviceAttribs.size() > 0) {
output.append('\n');
}
Map<String, ClauseFormatter> formatters = new HashMap<String, ClauseFormatter>();
formatters.put(
REQUIRE_BUNDLE_ATTRIB,
new ClauseFormatter() {
public void pre(Clause clause, StringBuilder output) {
boolean isSatisfied =
checkBundle(clause.getName(), clause.getAttribute("bundle-version"));
Ansi.ansi(output).fg(isSatisfied ? Ansi.Color.DEFAULT : Ansi.Color.RED).a("");
}
public void post(Clause clause, StringBuilder output) {
Ansi.ansi(output).reset().a("");
}
});
formatters.put(
IMPORT_PACKAGES_ATTRIB,
new ClauseFormatter() {
public void pre(Clause clause, StringBuilder output) {
boolean isSatisfied = checkPackage(clause.getName(), clause.getAttribute("version"));
boolean isOptional = "optional".equals(clause.getDirective("resolution"));
Ansi.ansi(output)
.fg(isSatisfied ? Ansi.Color.DEFAULT : Ansi.Color.RED)
.a(
isSatisfied || isOptional
? Ansi.Attribute.INTENSITY_BOLD_OFF
: Ansi.Attribute.INTENSITY_BOLD)
.a("");
}
public void post(Clause clause, StringBuilder output) {
Ansi.ansi(output).reset().a("");
}
});
it = packagesAttribs.entrySet().iterator();
while (it.hasNext()) {
Map.Entry<String, Object> e = it.next();
output.append(e.getKey());
output.append(" = \n");
formatHeader(
ShellUtil.getValueString(e.getValue()), formatters.get(e.getKey()), output, indent);
output.append("\n");
}
if (packagesAttribs.size() > 0) {
output.append('\n');
}
return output.toString();
}