X-Git-Url: http://dolda2000.com/gitweb/?p=jsvc.git;a=blobdiff_plain;f=src%2Fdolda%2Fjsvc%2Fnext%2FDomUtil.java;h=42756898039ee32ade8129bdc90e3cee8a208231;hp=bedb99251dfe234d77af26f0c9e300eff786c386;hb=5203590bbc5672cc6cc2df1b95179a97a2e42cda;hpb=41c47d4cde58eb352552cf641f472266d6bd23a3

diff --git a/src/dolda/jsvc/next/DomUtil.java b/src/dolda/jsvc/next/DomUtil.java
index bedb992..4275689 100644
--- a/src/dolda/jsvc/next/DomUtil.java
+++ b/src/dolda/jsvc/next/DomUtil.java
@@ -2,9 +2,31 @@ package dolda.jsvc.next;
 
 import org.w3c.dom.*;
 import org.w3c.dom.bootstrap.*;
+import org.w3c.dom.ls.*;
+import javax.xml.validation.*;
+import java.io.*;
 
 public class DomUtil {
     private static final DOMImplementation domimp;
+    private static final SchemaFactory xsdfac;
+    
+    static {
+	xsdfac = SchemaFactory.newInstance(javax.xml.XMLConstants.W3C_XML_SCHEMA_NS_URI);
+	xsdfac.setResourceResolver(new LSResourceResolver() {
+		public LSInput resolveResource(String type, String ns, String pubid, String sysid, String base) {
+		    if(sysid.indexOf('/') >= 0) {
+			InputStream in = getcatalog(sysid.substring(sysid.lastIndexOf('/') + 1));
+			if(in != null) {
+			    LSInput ret = new LSInputAdapter(pubid, sysid, base);
+			    ret.setByteStream(in);
+			    ret.setEncoding("us-ascii");
+			    return(ret);
+			}
+		    }
+		    throw(new RuntimeException(String.format("Will not load external resources (for %s); please fix catalog.", sysid)));
+		}
+	    });
+    }
     
     static {
 	DOMImplementationRegistry reg;
@@ -51,4 +73,52 @@ public class DomUtil {
 	p.appendChild(t);
 	return(t);
     }
+    
+    public static class LSInputAdapter implements LSInput {
+	private String pubid, sysid, baseuri, encoding = null, data = null;
+	private boolean cert = false;
+	private InputStream bs = null;
+	private Reader cs = null;
+	
+	public LSInputAdapter(String pubid, String sysid, String baseuri) {
+	    this.pubid = pubid;
+	    this.sysid = sysid;
+	    this.baseuri = baseuri;
+	}
+	
+	public String getBaseURI() {return(baseuri);}
+	public String getPublicId() {return(pubid);}
+	public String getSystemId() {return(sysid);}
+	public void setBaseURI(String baseuri) {this.baseuri = baseuri;}
+	public void setPublicId(String pubid) {this.pubid = pubid;}
+	public void setSystemId(String sysid) {this.sysid = sysid;}
+
+	public InputStream getByteStream() {return(bs);}
+	public boolean getCertifiedText() {return(cert);}
+	public Reader getCharacterStream() {return(cs);}
+	public String getEncoding() {return(encoding);}
+	public String getStringData() {return(data);}
+	public void setByteStream(InputStream bs) {this.bs = bs;}
+	public void setCertifiedText(boolean cert) {this.cert = cert;}
+	public void setCharacterStream(Reader cs) {this.cs = cs;}
+	public void setEncoding(String encoding) {this.encoding = encoding;}
+	public void setStringData(String data) {this.data = data;}
+    }
+    
+    private static InputStream getcatalog(String name) {
+	if(name.indexOf('/') >= 0)
+	    throw(new RuntimeException("Illegal catalog resource name `" + name + "'"));
+	return(DomUtil.class.getResourceAsStream("catalog/" + name));
+    }
+
+    public static Schema loadxsd(String name) {
+	InputStream in = getcatalog(name);
+	if(in == null)
+	    throw(new RuntimeException("Could not find schema `" + name + "'"));
+	try {
+	    return(xsdfac.newSchema(new javax.xml.transform.stream.StreamSource(in)));
+	} catch(org.xml.sax.SAXException e) {
+	    throw(new RuntimeException(e));
+	}
+    }
 }