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139 changes: 139 additions & 0 deletions
139
viewer/viewer-awt/src/main/java/org/icepdf/ri/util/DavFileClient.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,139 @@ | ||
| package org.icepdf.ri.util; | ||
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| import com.github.sardine.DavResource; | ||
| import com.github.sardine.Sardine; | ||
| import com.github.sardine.SardineFactory; | ||
| import org.apache.tika.Tika; | ||
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| import java.io.File; | ||
| import java.io.IOException; | ||
| import java.io.InputStream; | ||
| import java.nio.file.Files; | ||
| import java.nio.file.StandardCopyOption; | ||
| import java.util.Arrays; | ||
| import java.util.List; | ||
| import java.util.stream.Collectors; | ||
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| public class DavFileClient { | ||
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| private final Sardine sardine; | ||
| private final String url; | ||
| private final String username; | ||
| private final String folderUrl; | ||
| private final String name; | ||
| private final String ext; | ||
| private final boolean readOnly; | ||
| private String password; | ||
| private int revision = 0; | ||
| private File file; | ||
| private InputStream stream; | ||
| private String mimeType; | ||
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| public DavFileClient(final String url) { | ||
| this(url, null, null); | ||
| } | ||
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| public DavFileClient(final String url, final String username, final String password) { | ||
| this(url, username, password, false); | ||
| } | ||
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| public DavFileClient(final String url, final String username, final String password, final boolean readOnly) { | ||
| this.url = url; | ||
| this.username = username; | ||
| this.password = password; | ||
| this.sardine = username == null || password == null ? SardineFactory.begin() : SardineFactory.begin(username, password); | ||
| final String[] split = url.split("/"); | ||
| folderUrl = Arrays.stream(split).limit(split.length - 1).collect(Collectors.joining("/")); | ||
| final String[] names = split[split.length - 1].split("\\."); | ||
| name = names[0]; | ||
| ext = names[1]; | ||
| this.readOnly = readOnly; | ||
| } | ||
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| public List<DavResource> getFolderContents() throws IOException { | ||
| return sardine.list(folderUrl); | ||
| } | ||
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| public File getFile() throws IOException { | ||
| if (file == null) { | ||
| file = File.createTempFile(name, "." + ext); | ||
| try (final InputStream stream = sardine.get(url)) { | ||
| Files.copy(stream, file.toPath(), StandardCopyOption.REPLACE_EXISTING); | ||
| mimeType = new Tika().detect(file); | ||
| } | ||
| } | ||
| return file; | ||
| } | ||
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| public InputStream getStream() throws IOException { | ||
| if (stream == null || stream.available() == 0) { | ||
| this.stream = sardine.get(url); | ||
| } | ||
| return stream; | ||
| } | ||
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| public void save(final InputStream inputStream) throws IOException { | ||
| if (!readOnly) { | ||
| if (inputStream.markSupported()) { | ||
| mimeType = new Tika().detect(stream); | ||
| } | ||
| if (mimeType == null || mimeType.equals("application/octet-stream")) { | ||
| mimeType = new Tika().detect(name + "." + ext); | ||
| } | ||
| final String newUrl = folderUrl + "/" + name + "." + ext; | ||
| sardine.put(newUrl, inputStream, mimeType); | ||
| revision += 1; | ||
| } | ||
| } | ||
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| public void delete() throws IOException { | ||
| if (!readOnly) { | ||
| sardine.delete(url); | ||
| } | ||
| } | ||
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| public boolean exists() throws IOException { | ||
| return sardine.exists(url); | ||
| } | ||
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| public String getName() { | ||
| return name; | ||
| } | ||
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| public String getExt() { | ||
| return ext; | ||
| } | ||
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| public int getRevision() { | ||
| return revision; | ||
| } | ||
|
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| public String getMimeType() { | ||
| return mimeType; | ||
| } | ||
|
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| public String getFolderUrl() { | ||
| return folderUrl; | ||
| } | ||
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| public String getUrl() { | ||
| return url; | ||
| } | ||
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| public String getUsername() { | ||
| return username; | ||
| } | ||
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| public String getPassword() { | ||
| return password; | ||
| } | ||
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| public void setPassword(final String password) { | ||
| this.password = password; | ||
| sardine.setCredentials(username, password); | ||
| } | ||
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| public boolean isReadOnly() { | ||
| return readOnly; | ||
| } | ||
| } |
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