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Added more methods to fetch list of libs and version for a Java project

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This commit is contained in:
Nieraj Singh
2020-10-16 13:56:29 -07:00
parent 787aa0fc0b
commit a437c3298a
1 changed files with 60 additions and 2 deletions
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62
headless-services/commons/commons-java/src/main/java/org/springframework/ide/vscode/commons/java/SpringProjectUtil.java
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@@ -11,6 +11,11 @@
package org.springframework.ide.vscode.commons.java;
import java.io.File;
import java.util.List;
import java.util.Optional;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -18,6 +23,8 @@ import org.slf4j.LoggerFactory;
public class SpringProjectUtil {
public static final Logger log = LoggerFactory.getLogger(SpringProjectUtil.class);
private static final Pattern MAJOR_MINOR_VERSION = Pattern.compile("(\\d+\\.)(\\d+)");
public static boolean isSpringProject(IJavaProject jp) {
return hasSpecificLibraryOnClasspath(jp, "spring-core", true);
@@ -30,8 +37,8 @@ public class SpringProjectUtil {
public static boolean hasBootActuators(IJavaProject jp) {
return hasSpecificLibraryOnClasspath(jp, "spring-boot-actuator-", true);
}
private static boolean hasSpecificLibraryOnClasspath(IJavaProject jp, String libraryNamePrefix, boolean onlyLibs) {
public static boolean hasSpecificLibraryOnClasspath(IJavaProject jp, String libraryNamePrefix, boolean onlyLibs) {
try {
IClasspath cp = jp.getClasspath();
if (cp!=null) {
@@ -43,6 +50,57 @@ public class SpringProjectUtil {
return false;
}
public static File getLibraryOnClasspath(IJavaProject jp, String libraryNamePrefix) {
try {
IClasspath cp = jp.getClasspath();
if (cp!=null) {
boolean onlyLibs = true;
Optional<File> found = IClasspathUtil.getBinaryRoots(cp, (cpe) -> !cpe.isSystem()).stream().filter(cpe -> isEntry(cpe, libraryNamePrefix, onlyLibs)).findFirst();
if (found.isPresent()) {
return found.get();
}
}
} catch (Exception e) {
log.error("Failed to get library for project '" + jp.getElementName() + "' that start with prefix: " + libraryNamePrefix, e);
}
return null;
}
public static String getMajMinVersion(IJavaProject jp, String libraryNamePrefix) {
if (jp != null) {
File libraryOnClasspath = getLibraryOnClasspath(jp, libraryNamePrefix);
if (libraryOnClasspath != null) {
String name = libraryOnClasspath.getName();
return getMajMinVersion(name);
}
}
return null;
}
public static String getMajMinVersion(String name) {
Matcher matcher = MAJOR_MINOR_VERSION.matcher(name);
if (matcher.find()) {
int start = matcher.start();
int end = matcher.end();
return name.substring(start, end);
}
return null;
}
public static List<File> getLibrariesOnClasspath(IJavaProject jp, String libraryNamePrefix) {
try {
IClasspath cp = jp.getClasspath();
if (cp!=null) {
boolean onlyLibs = true;
List<File> libs = IClasspathUtil.getBinaryRoots(cp, (cpe) -> !cpe.isSystem()).stream().filter(cpe -> isEntry(cpe, libraryNamePrefix, onlyLibs)).collect(Collectors.toList());
return libs;
}
} catch (Exception e) {
log.error("Failed to get list of libraries for project '" + jp.getElementName() + "' that start with prefix: " + libraryNamePrefix, e);
}
return null;
}
private static boolean isEntry(File cpe, String libNamePrefix, boolean onlyLibs) {
String name = cpe.getName();
return name.startsWith(libNamePrefix) && (!onlyLibs || name.endsWith(".jar"));