adressevedligehold/fileupload/AddressSourceDAO.java

package dk.daoas.adressevedligehold;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.nio.charset.Charset;

import org.apache.commons.fileupload.FileItem;

import dk.daoas.adressevedligehold.AddressSourceEntry.EntryType;
import dk.daoas.adressevedligehold.util.DeduplicateHelper;

public class AddressSourceDAO implements AddressSource {
        
        final static String DAO = "DAO";
        
        DeduplicateHelper<String> dirigeringsCache = new DeduplicateHelper<String>();
        
        FileItem file;
        
        InputStream is;
        InputStreamReader isr;
        BufferedReader br;
        
        int lineCount = 0;
                
        public AddressSourceDAO(FileItem file) throws Exception {
                this.file = file;


        }

        @Override
        public String getFilename() {
                return file.getName();
        }
        
        @Override
        public void validate() throws IOException {
                try {
                        is = file.getInputStream();
                        isr = new InputStreamReader(is, Charset.forName("ISO-8859-1") );
                        br = new BufferedReader(isr);
                        
                        String line = br.readLine();
                        if (line == null) {
                                throw new IOException("Can't read 1st line - is file empty?");
                        }                       
                        
                        String[] parts = line.split(";");
                        if (parts.length != 17) {
                                throw new IOException("Not enough fields in CSV file. Found " + parts.length + ", expected 17");
                        }


                } catch (Exception e) {
                        try {
                                br.close();
                                isr.close();
                                is.close();
                        } catch (Exception e2) {
                                System.out.println("Error cleaning up resources");
                        }
                        
                        throw e; // Re-throw
                         
                }
        }
        

        //TODO: Skal csv parsning klares med Apache Commons CSV ?

        @Override
        public AddressSourceEntry getNextEntry() throws IOException {
                String line = br.readLine();
                if (line == null) // end of file
                        return null;
                
                if (line.trim().equals(""))
                        return null;
                
                //System.out.println(line);
                
                AddressSourceEntry entry = new AddressSourceEntry( EntryType.TypeAddressRange);
                entry.distributor = DAO;
                
                String[] parts = line.split(";");
                if (parts.length != 17) {
                        throw new IOException("Not enough fields in CSV file. Found " + parts.length + ", expected 17");
                }
                
                entry.gadeid = Integer.parseInt( parts[0] );
                entry.vejnavn = parts[1];
                //String stednavn = parts[2]; //Ikke brugt
                //String david = parts[3]; //Ikke brugt
                entry.postnr = Short.parseShort( parts[4] );
                short net = Short.parseShort( parts[5] );
                entry.rute = dirigeringsCache.getInstance( parts[6].toUpperCase() ); //Nogle Bruter i gl inputfil kan stå med lille b
                entry.husnr = Short.parseShort( parts[7] );
                entry.litra = parts[8];
                entry.tilHusnr = Short.parseShort( parts[9] );
                entry.tilLitra = parts[10];
                //String sekvens = parts[11];
                //String fraDato = parts[12];
                //String tilDato = parts[13];
                //short bane = Short.parseShort( parts[14] );
                //String distributor = parts[15];
                entry.koreliste = dirigeringsCache.getInstance( parts[16] );
                
                switch (net) {
                case 5:
                        entry.ugedage = EntryUgedage.LOR;
                        break;
                case 6:
                        entry.ugedage = EntryUgedage.MAN_FRE;
                        break;
                case 7:
                        entry.ugedage = EntryUgedage.SON;
                        break;
                default:
                        throw new IOException("Ukendt net" + net);
                }
                
                
                lineCount++;
                
                return entry;
        }
        
        @Override
        public String getDistributor() {
                return DAO;
        }

        @Override //AutoCloseable
        public void close() throws Exception {
                System.out.println("Closing " + DAO + " after lines " + lineCount);
                try {
                        br.close();
                        isr.close();
                        is.close();

                        file.delete();
                        
                } catch (Exception e) {
                        System.out.println("Error on closing " + e.getMessage() );
                }
                
                
        }

}
1	package dk.daoas.adressevedligehold;
2
3	import java.io.BufferedReader;
4	import java.io.IOException;
5	import java.io.InputStream;
6	import java.io.InputStreamReader;
7	import java.nio.charset.Charset;
8
9	import org.apache.commons.fileupload.FileItem;
10
11	import dk.daoas.adressevedligehold.AddressSourceEntry.EntryType;
12	import dk.daoas.adressevedligehold.util.DeduplicateHelper;
13
14	public class AddressSourceDAO implements AddressSource {
15
16	final static String DAO = "DAO";
17
18	DeduplicateHelper<String> dirigeringsCache = new DeduplicateHelper<String>();
19
20	FileItem file;
21
22	InputStream is;
23	InputStreamReader isr;
24	BufferedReader br;
25
26	int lineCount = 0;
27
28	public AddressSourceDAO(FileItem file) throws Exception {
29	this.file = file;
30
31
32
33	}
34
35	@Override
36	public String getFilename() {
37	return file.getName();
38	}
39
40	@Override
41	public void validate() throws IOException {
42	try {
43	is = file.getInputStream();
44	isr = new InputStreamReader(is, Charset.forName("ISO-8859-1") );
45	br = new BufferedReader(isr);
46
47	String line = br.readLine();
48	if (line == null) {
49	throw new IOException("Can't read 1st line - is file empty?");
50	}
51
52	String[] parts = line.split(";");
53	if (parts.length != 17) {
54	throw new IOException("Not enough fields in CSV file. Found " + parts.length + ", expected 17");
55	}
56
57
58
59	} catch (Exception e) {
60	try {
61	br.close();
62	isr.close();
63	is.close();
64	} catch (Exception e2) {
65	System.out.println("Error cleaning up resources");
66	}
67
68	throw e; // Re-throw
69
70	}
71	}
72
73
74	//TODO: Skal csv parsning klares med Apache Commons CSV ?
75
76	@Override
77	public AddressSourceEntry getNextEntry() throws IOException {
78	String line = br.readLine();
79	if (line == null) // end of file
80	return null;
81
82	if (line.trim().equals(""))
83	return null;
84
85	//System.out.println(line);
86
87	AddressSourceEntry entry = new AddressSourceEntry( EntryType.TypeAddressRange);
88	entry.distributor = DAO;
89
90	String[] parts = line.split(";");
91	if (parts.length != 17) {
92	throw new IOException("Not enough fields in CSV file. Found " + parts.length + ", expected 17");
93	}
94
95	entry.gadeid = Integer.parseInt( parts[0] );
96	entry.vejnavn = parts[1];
97	//String stednavn = parts[2]; //Ikke brugt
98	//String david = parts[3]; //Ikke brugt
99	entry.postnr = Short.parseShort( parts[4] );
100	short net = Short.parseShort( parts[5] );
101	entry.rute = dirigeringsCache.getInstance( parts[6].toUpperCase() ); //Nogle Bruter i gl inputfil kan stå med lille b
102	entry.husnr = Short.parseShort( parts[7] );
103	entry.litra = parts[8];
104	entry.tilHusnr = Short.parseShort( parts[9] );
105	entry.tilLitra = parts[10];
106	//String sekvens = parts[11];
107	//String fraDato = parts[12];
108	//String tilDato = parts[13];
109	//short bane = Short.parseShort( parts[14] );
110	//String distributor = parts[15];
111	entry.koreliste = dirigeringsCache.getInstance( parts[16] );
112
113	switch (net) {
114	case 5:
115	entry.ugedage = EntryUgedage.LOR;
116	break;
117	case 6:
118	entry.ugedage = EntryUgedage.MAN_FRE;
119	break;
120	case 7:
121	entry.ugedage = EntryUgedage.SON;
122	break;
123	default:
124	throw new IOException("Ukendt net" + net);
125	}
126
127
128	lineCount++;
129
130	return entry;
131	}
132
133	@Override
134	public String getDistributor() {
135	return DAO;
136	}
137
138	@Override //AutoCloseable
139	public void close() throws Exception {
140	System.out.println("Closing " + DAO + " after lines " + lineCount);
141	try {
142	br.close();
143	isr.close();
144	is.close();
145
146	file.delete();
147
148	} catch (Exception e) {
149	System.out.println("Error on closing " + e.getMessage() );
150	}
151
152
153	}
154
155	}