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Merge pull request #569 from martinlau/Issue-556

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* Issue-556:
  Escape URL characters in JAR URLs
This commit is contained in:
Phillip Webb 2014-03-24 22:42:00 -07:00
commit 403d57c695
5 changed files with 75 additions and 3 deletions
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39
spring-boot-tools/spring-boot-loader/src/main/java/org/springframework/boot/loader/jar/JarURLConnection.java
View File

@ -16,9 +16,11 @@
package org.springframework.boot.loader.jar;
import java.io.ByteArrayOutputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.jar.Manifest;
@ -64,7 +66,7 @@ class JarURLConnection extends java.net.JarURLConnection {
*/
if (separator + SEPARATOR.length() != spec.length()) {
this.jarFileUrl = new URL("jar:" + spec);
this.jarEntryName = spec.substring(separator + 2);
this.jarEntryName = decode(spec.substring(separator + 2));
}
else {
// The root of the archive (!/)
@ -162,4 +164,39 @@ class JarURLConnection extends java.net.JarURLConnection {
return builder.toString();
}
private static String decode(String source) {
int length = source.length();
if ((length == 0) || (source.indexOf('%') < 0)) {
return source;
}
try {
ByteArrayOutputStream bos = new ByteArrayOutputStream(length);
for (int i = 0; i < length; i++) {
int ch = source.charAt(i);
if (ch == '%') {
if ((i + 2) >= length) {
throw new IllegalArgumentException("Invalid encoded sequence \""
+ source.substring(i) + "\"");
}
ch = decodeEscapeSequence(source, i);
i += 2;
}
bos.write(ch);
}
return new String(bos.toByteArray(), "UTF-8");
}
catch (UnsupportedEncodingException ex) {
throw new IllegalStateException(ex);
}
}
private static char decodeEscapeSequence(String source, int i) {
int hi = Character.digit(source.charAt(i + 1), 16);
int lo = Character.digit(source.charAt(i + 2), 16);
if (hi == -1 || lo == -1) {
throw new IllegalArgumentException("Invalid encoded sequence \""
+ source.substring(i) + "\"");
}
return ((char) ((hi << 4) + lo));
}
}

3
spring-boot-tools/spring-boot-loader/src/test/java/org/springframework/boot/loader/TestJarCreator.java
View File

@ -43,6 +43,8 @@ public abstract class TestJarCreator {
writeEntry(jarOutputStream, "2.dat", 2);
writeDirEntry(jarOutputStream, "d/");
writeEntry(jarOutputStream, "d/9.dat", 9);
writeDirEntry(jarOutputStream, "special/");
writeEntry(jarOutputStream, "special/\u00EB.dat", '\u00EB');
JarEntry nestedEntry = new JarEntry("nested.jar");
byte[] nestedJarData = getNestedJarData();
@ -68,6 +70,7 @@ public abstract class TestJarCreator {
writeManifest(jarOutputStream, "j2");
writeEntry(jarOutputStream, "3.dat", 3);
writeEntry(jarOutputStream, "4.dat", 4);
writeEntry(jarOutputStream, "\u00E4.dat", '\u00E4');
jarOutputStream.close();
return byteArrayOutputStream.toByteArray();
}

2
spring-boot-tools/spring-boot-loader/src/test/java/org/springframework/boot/loader/archive/ExplodedArchiveTests.java
View File

@ -100,7 +100,7 @@ public class ExplodedArchiveTests {
@Test
public void getEntries() throws Exception {
Map<String, Archive.Entry> entries = getEntriesMap(this.archive);
assertThat(entries.size(), equalTo(7));
assertThat(entries.size(), equalTo(9));
}
@Test

2
spring-boot-tools/spring-boot-loader/src/test/java/org/springframework/boot/loader/archive/JarFileArchiveTests.java
View File

@ -62,7 +62,7 @@ public class JarFileArchiveTests {
@Test
public void getEntries() throws Exception {
Map<String, Archive.Entry> entries = getEntriesMap(this.archive);
assertThat(entries.size(), equalTo(7));
assertThat(entries.size(), equalTo(9));
}
@Test

32
spring-boot-tools/spring-boot-loader/src/test/java/org/springframework/boot/loader/jar/JarFileTests.java
View File

@ -21,6 +21,7 @@ import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.net.URLClassLoader;
import java.util.Enumeration;
import java.util.jar.JarEntry;
import java.util.jar.Manifest;
@ -50,6 +51,7 @@ import static org.mockito.Mockito.verify;
* Tests for {@link JarFile}.
*
* @author Phillip Webb
* @author Martin Lau
*/
public class JarFileTests {
@ -70,6 +72,26 @@ public class JarFileTests {
this.jarFile = new JarFile(this.rootJarFile);
}
@Test
public void jdkJarFile() throws Exception {
// Sanity checks to see how the default jar file operates
java.util.jar.JarFile jarFile = new java.util.jar.JarFile(this.rootJarFile);
Enumeration<java.util.jar.JarEntry> entries = jarFile.entries();
assertThat(entries.nextElement().getName(), equalTo("META-INF/"));
assertThat(entries.nextElement().getName(), equalTo("META-INF/MANIFEST.MF"));
assertThat(entries.nextElement().getName(), equalTo("1.dat"));
assertThat(entries.nextElement().getName(), equalTo("2.dat"));
assertThat(entries.nextElement().getName(), equalTo("d/"));
assertThat(entries.nextElement().getName(), equalTo("d/9.dat"));
assertThat(entries.nextElement().getName(), equalTo("special/"));
assertThat(entries.nextElement().getName(), equalTo("special/\u00EB.dat"));
assertThat(entries.nextElement().getName(), equalTo("nested.jar"));
assertThat(entries.hasMoreElements(), equalTo(false));
URL jarUrl = new URL("jar:" + this.rootJarFile.toURI() + "!/");
URLClassLoader urlClassLoader = new URLClassLoader(new URL[] { jarUrl });
assertThat(urlClassLoader.getResource("special/\u00EB.dat"), notNullValue());
}
@Test
public void createFromFile() throws Exception {
JarFile jarFile = new JarFile(this.rootJarFile);
@ -99,10 +121,19 @@ public class JarFileTests {
assertThat(entries.nextElement().getName(), equalTo("2.dat"));
assertThat(entries.nextElement().getName(), equalTo("d/"));
assertThat(entries.nextElement().getName(), equalTo("d/9.dat"));
assertThat(entries.nextElement().getName(), equalTo("special/"));
assertThat(entries.nextElement().getName(), equalTo("special/\u00EB.dat"));
assertThat(entries.nextElement().getName(), equalTo("nested.jar"));
assertThat(entries.hasMoreElements(), equalTo(false));
}
@Test
public void getSpecialResourceViaClassLoader() throws Exception {
URLClassLoader urlClassLoader = new URLClassLoader(
new URL[] { this.jarFile.getUrl() });
assertThat(urlClassLoader.getResource("special/\u00EB.dat"), notNullValue());
}
@Test
public void getJarEntry() throws Exception {
java.util.jar.JarEntry entry = this.jarFile.getJarEntry("1.dat");
@ -204,6 +235,7 @@ public class JarFileTests {
assertThat(entries.nextElement().getName(), equalTo("META-INF/MANIFEST.MF"));
assertThat(entries.nextElement().getName(), equalTo("3.dat"));
assertThat(entries.nextElement().getName(), equalTo("4.dat"));
assertThat(entries.nextElement().getName(), equalTo("\u00E4.dat"));
assertThat(entries.hasMoreElements(), equalTo(false));
InputStream inputStream = nestedJarFile.getInputStream(nestedJarFile